65378604 has 24 divisors (see below), whose sum is σ = 159183360. Its totient is φ = 20845264.

The previous prime is 65378539. The next prime is 65378609. The reversal of 65378604 is 40687356.

It is not an unprimeable number, because it can be changed into a prime (65378609) 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, 118164 + ... + 118715.

It is an arithmetic number, because the mean of its divisors is an integer number (6632640).

Almost surely, 2^65378604 is an apocalyptic number.

It is an amenable number.

65378604 is an abundant number, since it is smaller than the sum of its proper divisors (93804756).

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

65378604 is a wasteful number, since it uses less digits than its factorization.

65378604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236909 (or 236907 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 65378604 is about 8085.7036799527. The cubic root of 65378604 is about 402.8517126892.

The spelling of 65378604 in words is "sixty-five million, three hundred seventy-eight thousand, six hundred four".