52546866 has 16 divisors (see below), whose sum is σ = 106135488. Its totient is φ = 17342000.

The previous prime is 52546861. The next prime is 52546873. The reversal of 52546866 is 66864525.

It is a super-2 number, since 2×52546866² = 5522346252843912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52546861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42750 + ... + 43961.

It is an arithmetic number, because the mean of its divisors is an integer number (6633468).

Almost surely, 2^52546866 is an apocalyptic number.

52546866 is an abundant number, since it is smaller than the sum of its proper divisors (53588622).

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

52546866 is a wasteful number, since it uses less digits than its factorization.

52546866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86817.

The product of its digits is 345600, while the sum is 42.

The square root of 52546866 is about 7248.9217129170. The cubic root of 52546866 is about 374.5550063796. Note that the first 3 decimals are identical.

The spelling of 52546866 in words is "fifty-two million, five hundred forty-six thousand, eight hundred sixty-six".