425222530 has 32 divisors (see below), whose sum is σ = 814602096. Its totient is φ = 159258624.

The previous prime is 425222519. The next prime is 425222549. The reversal of 425222530 is 35222524.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 310711129 + 114511401 = 17627^2 + 10701^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425222495 and 425222504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27142 + ... + 39838.

Almost surely, 2^425222530 is an apocalyptic number.

425222530 is a deficient number, since it is larger than the sum of its proper divisors (389379566).

425222530 is a wasteful number, since it uses less digits than its factorization.

425222530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12918.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 425222530 is about 20620.9245670508. The cubic root of 425222530 is about 751.9784976216.

The spelling of 425222530 in words is "four hundred twenty-five million, two hundred twenty-two thousand, five hundred thirty".