65213704 has 16 divisors (see below), whose sum is σ = 122813100. Its totient is φ = 32463552.

The previous prime is 65213699. The next prime is 65213741. The reversal of 65213704 is 40731256.

It can be written as a sum of positive squares in 2 ways, for example, as 65124900 + 88804 = 8070^2 + 298^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15967 + ... + 19630.

Almost surely, 2^65213704 is an apocalyptic number.

It is an amenable number.

65213704 is a deficient number, since it is larger than the sum of its proper divisors (57599396).

65213704 is a wasteful number, since it uses less digits than its factorization.

65213704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35832 (or 35828 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 65213704 is about 8075.5002321838. The cubic root of 65213704 is about 402.5127323879.

The spelling of 65213704 in words is "sixty-five million, two hundred thirteen thousand, seven hundred four".