65250004 has 12 divisors (see below), whose sum is σ = 114314004. Its totient is φ = 32588864.

The previous prime is 65250001. The next prime is 65250043. The reversal of 65250004 is 40005256.

It can be written as a sum of positive squares in 2 ways, for example, as 8398404 + 56851600 = 2898^2 + 7540^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65250001) 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, 4747 + ... + 12370.

It is an arithmetic number, because the mean of its divisors is an integer number (9526167).

Almost surely, 2^65250004 is an apocalyptic number.

It is an amenable number.

65250004 is a deficient number, since it is larger than the sum of its proper divisors (49064000).

65250004 is a wasteful number, since it uses less digits than its factorization.

65250004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18074 (or 18072 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 65250004 is about 8077.7474582955. The cubic root of 65250004 is about 402.5874022865.

The spelling of 65250004 in words is "sixty-five million, two hundred fifty thousand, four".