64796760 has 160 divisors (see below), whose sum is σ = 248988960. Its totient is φ = 14805504.

The previous prime is 64796749. The next prime is 64796761. The reversal of 64796760 is 6769746.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64796761) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 21252 + ... + 24108.

It is an arithmetic number, because the mean of its divisors is an integer number (1556181).

Almost surely, 2^64796760 is an apocalyptic number.

64796760 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 64796760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124494480).

64796760 is an abundant number, since it is smaller than the sum of its proper divisors (184192200).

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

64796760 is a wasteful number, since it uses less digits than its factorization.

64796760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2887 (or 2874 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 64796760 is about 8049.6434703656. The cubic root of 64796760 is about 401.6530756082.

It can be divided in two parts, 64796 and 760, that added together give a palindrome (65556).

The spelling of 64796760 in words is "sixty-four million, seven hundred ninety-six thousand, seven hundred sixty".