65375628 has 24 divisors (see below), whose sum is σ = 157804080. Its totient is φ = 21040320.

The previous prime is 65375623. The next prime is 65375669. The reversal of 65375628 is 82657356.

It is a self number, because there is not a number n which added to its sum of digits gives 65375628.

It is not an unprimeable number, because it can be changed into a prime (65375623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93583 + ... + 94278.

It is an arithmetic number, because the mean of its divisors is an integer number (6575170).

Almost surely, 2^65375628 is an apocalyptic number.

It is an amenable number.

65375628 is an abundant number, since it is smaller than the sum of its proper divisors (92428452).

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

65375628 is a wasteful number, since it uses less digits than its factorization.

65375628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187897 (or 187895 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 65375628 is about 8085.5196493485. The cubic root of 65375628 is about 402.8456000630.

The spelling of 65375628 in words is "sixty-five million, three hundred seventy-five thousand, six hundred twenty-eight".