52246040 has 64 divisors (see below), whose sum is σ = 146568960. Its totient is φ = 16283520.

The previous prime is 52246037. The next prime is 52246063. The reversal of 52246040 is 4064225.

It is a junction number, because it is equal to n+sod(n) for n = 52245997 and 52246015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5402 + ... + 11561.

It is an arithmetic number, because the mean of its divisors is an integer number (2290140).

Almost surely, 2^52246040 is an apocalyptic number.

It is an amenable number.

52246040 is an abundant number, since it is smaller than the sum of its proper divisors (94322920).

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

52246040 is a wasteful number, since it uses less digits than its factorization.

52246040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16992 (or 16988 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 52246040 is about 7228.1422232825. The cubic root of 52246040 is about 373.8388736575.

The spelling of 52246040 in words is "fifty-two million, two hundred forty-six thousand, forty".