64060260 has 144 divisors (see below), whose sum is σ = 204192576. Its totient is φ = 14880000.

The previous prime is 64060259. The next prime is 64060261. The reversal of 64060260 is 6206046.

It is an interprime number because it is at equal distance from previous prime (64060259) and next prime (64060261).

It is a super-2 number, since 2×64060260² = 8207433822535200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 64060260.

It is not an unprimeable number, because it can be changed into a prime (64060261) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 634210 + ... + 634310.

It is an arithmetic number, because the mean of its divisors is an integer number (1418004).

Almost surely, 2^64060260 is an apocalyptic number.

64060260 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64060260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102096288).

64060260 is an abundant number, since it is smaller than the sum of its proper divisors (140132316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64060260 is a wasteful number, since it uses less digits than its factorization.

64060260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 64060260 is about 8003.7653638772. The cubic root of 64060260 is about 400.1255022855.

The spelling of 64060260 in words is "sixty-four million, sixty thousand, two hundred sixty".