425531124 has 48 divisors (see below), whose sum is σ = 1105419840. Its totient is φ = 141562080.

The previous prime is 425531111. The next prime is 425531147. The reversal of 425531124 is 421135524.

425531124 is a `hidden beast` number, since 4 + 2 + 5 + 531 + 124 = 666.

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 15 ways as a sum of consecutive naturals, for example, 54787 + ... + 62069.

It is an arithmetic number, because the mean of its divisors is an integer number (23029580).

Almost surely, 2^425531124 is an apocalyptic number.

It is an amenable number.

425531124 is an abundant number, since it is smaller than the sum of its proper divisors (679888716).

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

425531124 is a wasteful number, since it uses less digits than its factorization.

425531124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7837 (or 7829 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 425531124 is about 20628.4057551717. The cubic root of 425531124 is about 752.1603631332.

Adding to 425531124 its reverse (421135524), we get a palindrome (846666648).

The spelling of 425531124 in words is "four hundred twenty-five million, five hundred thirty-one thousand, one hundred twenty-four".