52052556 has 12 divisors (see below), whose sum is σ = 121455992. Its totient is φ = 17350848.

The previous prime is 52052551. The next prime is 52052557. The reversal of 52052556 is 65525025.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×52052556² = 5418937172266272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52052551) 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, 2168845 + ... + 2168868.

Almost surely, 2^52052556 is an apocalyptic number.

It is an amenable number.

52052556 is an abundant number, since it is smaller than the sum of its proper divisors (69403436).

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

52052556 is a wasteful number, since it uses less digits than its factorization.

52052556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337720 (or 4337718 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 52052556 is about 7214.7457335654. The cubic root of 52052556 is about 373.3768206854.

The spelling of 52052556 in words is "fifty-two million, fifty-two thousand, five hundred fifty-six".