52249152 has 28 divisors (see below), whose sum is σ = 138243056. Its totient is φ = 17416320.

The previous prime is 52249121. The next prime is 52249157. The reversal of 52249152 is 25194225.

It is not an unprimeable number, because it can be changed into a prime (52249157) 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, 135874 + ... + 136257.

It is an arithmetic number, because the mean of its divisors is an integer number (4937252).

Almost surely, 2^52249152 is an apocalyptic number.

It is an amenable number.

52249152 is an abundant number, since it is smaller than the sum of its proper divisors (85993904).

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

52249152 is a wasteful number, since it uses less digits than its factorization.

52249152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272146 (or 272136 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 52249152 is about 7228.3574897759. The cubic root of 52249152 is about 373.8462959966.

The spelling of 52249152 in words is "fifty-two million, two hundred forty-nine thousand, one hundred fifty-two".