65406704 has 40 divisors (see below), whose sum is σ = 141205248. Its totient is φ = 29094080.

The previous prime is 65406697. The next prime is 65406743. The reversal of 65406704 is 40760456.

65406704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4319 + ... + 12225.

Almost surely, 2^65406704 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 65406704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70602624).

65406704 is an abundant number, since it is smaller than the sum of its proper divisors (75798544).

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

65406704 is a wasteful number, since it uses less digits than its factorization.

65406704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7973 (or 7967 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 65406704 is about 8087.4411280701. The cubic root of 65406704 is about 402.9094202112.

The spelling of 65406704 in words is "sixty-five million, four hundred six thousand, seven hundred four".