425212634 has 48 divisors (see below), whose sum is σ = 809337984. Its totient is φ = 163991520.

The previous prime is 425212631. The next prime is 425212699. The reversal of 425212634 is 436212524.

It is a super-2 number, since 2×425212634² = 361611568226435912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425212597 and 425212606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425212631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173264 + ... + 175700.

It is an arithmetic number, because the mean of its divisors is an integer number (16861208).

Almost surely, 2^425212634 is an apocalyptic number.

425212634 is a deficient number, since it is larger than the sum of its proper divisors (384125350).

425212634 is a wasteful number, since it uses less digits than its factorization.

425212634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571 (or 2560 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 425212634 is about 20620.6846152110. The cubic root of 425212634 is about 751.9726640980.

The spelling of 425212634 in words is "four hundred twenty-five million, two hundred twelve thousand, six hundred thirty-four".