52646004 has 24 divisors (see below), whose sum is σ = 136489920. Its totient is φ = 17548632.

The previous prime is 52645963. The next prime is 52646023. The reversal of 52646004 is 40064625.

It is a happy number.

52646004 is a `hidden beast` number, since 52 + 6 + 4 + 600 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 243624 + ... + 243839.

It is an arithmetic number, because the mean of its divisors is an integer number (5687080).

Almost surely, 2^52646004 is an apocalyptic number.

52646004 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

52646004 is an abundant number, since it is smaller than the sum of its proper divisors (83843916).

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

52646004 is a wasteful number, since it uses less digits than its factorization.

52646004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487476 (or 487468 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 52646004 is about 7255.7566111330. The cubic root of 52646004 is about 374.7904108816.

The spelling of 52646004 in words is "fifty-two million, six hundred forty-six thousand, four".