52687722 has 32 divisors (see below), whose sum is σ = 114753600. Its totient is φ = 16063488.

The previous prime is 52687717. The next prime is 52687753. The reversal of 52687722 is 22778625.

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, 4663 + ... + 11274.

It is an arithmetic number, because the mean of its divisors is an integer number (3586050).

Almost surely, 2^52687722 is an apocalyptic number.

52687722 is an abundant number, since it is smaller than the sum of its proper divisors (62065878).

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

52687722 is a wasteful number, since it uses less digits than its factorization.

52687722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15990.

The product of its digits is 94080, while the sum is 39.

The square root of 52687722 is about 7258.6308626352. The cubic root of 52687722 is about 374.8893824844.

The spelling of 52687722 in words is "fifty-two million, six hundred eighty-seven thousand, seven hundred twenty-two".