52756790 has 8 divisors (see below), whose sum is σ = 94962240. Its totient is φ = 21102712.

The previous prime is 52756789. The next prime is 52756793. The reversal of 52756790 is 9765725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×52756790² = 5566557782208200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52756793) 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, 2637830 + ... + 2637849.

It is an arithmetic number, because the mean of its divisors is an integer number (11870280).

Almost surely, 2^52756790 is an apocalyptic number.

52756790 is a deficient number, since it is larger than the sum of its proper divisors (42205450).

52756790 is a wasteful number, since it uses less digits than its factorization.

52756790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5275686.

The product of its (nonzero) digits is 132300, while the sum is 41.

The square root of 52756790 is about 7263.3869510030. The cubic root of 52756790 is about 375.0531243256.

The spelling of 52756790 in words is "fifty-two million, seven hundred fifty-six thousand, seven hundred ninety".