64377260 has 48 divisors (see below), whose sum is σ = 139255200. Its totient is φ = 24989184.

The previous prime is 64377241. The next prime is 64377277. The reversal of 64377260 is 6277346.

It is a self number, because there is not a number n which added to its sum of digits gives 64377260.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104714 + ... + 105326.

It is an arithmetic number, because the mean of its divisors is an integer number (2901150).

Almost surely, 2^64377260 is an apocalyptic number.

It is an amenable number.

64377260 is an abundant number, since it is smaller than the sum of its proper divisors (74877940).

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

64377260 is a wasteful number, since it uses less digits than its factorization.

64377260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 64377260 is about 8023.5441046959. The cubic root of 64377260 is about 400.7844190447.

The spelling of 64377260 in words is "sixty-four million, three hundred seventy-seven thousand, two hundred sixty".