65426604 has 12 divisors (see below), whose sum is σ = 152662104. Its totient is φ = 21808864.

The previous prime is 65426593. The next prime is 65426609. The reversal of 65426604 is 40662456.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×65426604³ (a number of 24 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (65426609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2726097 + ... + 2726120.

It is an arithmetic number, because the mean of its divisors is an integer number (12721842).

Almost surely, 2^65426604 is an apocalyptic number.

It is an amenable number.

65426604 is an abundant number, since it is smaller than the sum of its proper divisors (87235500).

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

65426604 is a wasteful number, since it uses less digits than its factorization.

65426604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5452224 (or 5452222 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 65426604 is about 8088.6713371233. The cubic root of 65426604 is about 402.9502778194.

The spelling of 65426604 in words is "sixty-five million, four hundred twenty-six thousand, six hundred four".