52406646 has 8 divisors (see below), whose sum is σ = 104813304. Its totient is φ = 17468880.

The previous prime is 52406633. The next prime is 52406687. The reversal of 52406646 is 64660425.

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

52406646 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4367215 + ... + 4367226.

It is an arithmetic number, because the mean of its divisors is an integer number (13101663).

Almost surely, 2^52406646 is an apocalyptic number.

52406646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52406646 is a wasteful number, since it uses less digits than its factorization.

52406646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8734446.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 52406646 is about 7239.2434687611. The cubic root of 52406646 is about 374.2215460322.

The spelling of 52406646 in words is "fifty-two million, four hundred six thousand, six hundred forty-six".