52431148 has 24 divisors (see below), whose sum is σ = 114395904. Its totient is φ = 20427600.

The previous prime is 52431131. The next prime is 52431167. The reversal of 52431148 is 84113425.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84808 + ... + 85423.

It is an arithmetic number, because the mean of its divisors is an integer number (4766496).

Almost surely, 2^52431148 is an apocalyptic number.

It is an amenable number.

52431148 is an abundant number, since it is smaller than the sum of its proper divisors (61964756).

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

52431148 is a wasteful number, since it uses less digits than its factorization.

52431148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170253 (or 170251 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 52431148 is about 7240.9355749102. The cubic root of 52431148 is about 374.2798576423.

The spelling of 52431148 in words is "fifty-two million, four hundred thirty-one thousand, one hundred forty-eight".