52431246 has 64 divisors (see below), whose sum is σ = 137779200. Its totient is φ = 14460768.

The previous prime is 52431229. The next prime is 52431263. The reversal of 52431246 is 64213425.

It is an interprime number because it is at equal distance from previous prime (52431229) and next prime (52431263).

It is a super-2 number, since 2×52431246² = 5498071114225032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8571 + ... + 13353.

It is an arithmetic number, because the mean of its divisors is an integer number (2152800).

Almost surely, 2^52431246 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52431246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68889600).

52431246 is an abundant number, since it is smaller than the sum of its proper divisors (85347954).

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

52431246 is a wasteful number, since it uses less digits than its factorization.

52431246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4830 (or 4824 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 52431246 is about 7240.9423419884. The cubic root of 52431246 is about 374.2800908332.

The spelling of 52431246 in words is "fifty-two million, four hundred thirty-one thousand, two hundred forty-six".