425121524 has 12 divisors (see below), whose sum is σ = 751329348. Its totient is φ = 210456000.

The previous prime is 425121503. The next prime is 425121539.

425121524 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 407313124 + 17808400 = 20182^2 + 4220^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425121493 and 425121502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525737 + ... + 526544.

It is an arithmetic number, because the mean of its divisors is an integer number (62610779).

Almost surely, 2^425121524 is an apocalyptic number.

It is an amenable number.

425121524 is a deficient number, since it is larger than the sum of its proper divisors (326207824).

425121524 is a wasteful number, since it uses less digits than its factorization.

425121524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052386 (or 1052384 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 425121524 is about 20618.4753073548. The cubic root of 425121524 is about 751.9189520507.

The spelling of 425121524 in words is "four hundred twenty-five million, one hundred twenty-one thousand, five hundred twenty-four".