65875404 has 72 divisors (see below), whose sum is σ = 186617088. Its totient is φ = 17999520.

The previous prime is 65875393. The next prime is 65875409. The reversal of 65875404 is 40457856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65875409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11089 + ... + 15959.

It is an arithmetic number, because the mean of its divisors is an integer number (2591904).

Almost surely, 2^65875404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65875404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93308544).

65875404 is an abundant number, since it is smaller than the sum of its proper divisors (120741684).

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

65875404 is a wasteful number, since it uses less digits than its factorization.

65875404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4915 (or 4906 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 65875404 is about 8116.3664283964. The cubic root of 65875404 is about 403.8695376545.

The spelling of 65875404 in words is "sixty-five million, eight hundred seventy-five thousand, four hundred four".