425220524 has 12 divisors (see below), whose sum is σ = 787908744. Its totient is φ = 200103744.

The previous prime is 425220503. The next prime is 425220557. The reversal of 425220524 is 425022524.

It is a junction number, because it is equal to n+sod(n) for n = 425220493 and 425220502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3126554 + ... + 3126689.

It is an arithmetic number, because the mean of its divisors is an integer number (65659062).

Almost surely, 2^425220524 is an apocalyptic number.

It is an amenable number.

425220524 is a deficient number, since it is larger than the sum of its proper divisors (362688220).

425220524 is a wasteful number, since it uses less digits than its factorization.

425220524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253264 (or 6253262 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 425220524 is about 20620.8759270793. The cubic root of 425220524 is about 751.9773151260.

The spelling of 425220524 in words is "four hundred twenty-five million, two hundred twenty thousand, five hundred twenty-four".