52461636 has 12 divisors (see below), whose sum is σ = 122410512. Its totient is φ = 17487208.

The previous prime is 52461631. The next prime is 52461637. The reversal of 52461636 is 63616425.

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

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 52461597 and 52461606.

It is not an unprimeable number, because it can be changed into a prime (52461631) 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, 2185890 + ... + 2185913.

It is an arithmetic number, because the mean of its divisors is an integer number (10200876).

Almost surely, 2^52461636 is an apocalyptic number.

It is an amenable number.

52461636 is an abundant number, since it is smaller than the sum of its proper divisors (69948876).

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

52461636 is a wasteful number, since it uses less digits than its factorization.

52461636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371810 (or 4371808 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 52461636 is about 7243.0405217698. The cubic root of 52461636 is about 374.3523898021.

The spelling of 52461636 in words is "fifty-two million, four hundred sixty-one thousand, six hundred thirty-six".