625473524 has 12 divisors (see below), whose sum is σ = 1178777124. Its totient is φ = 288680064.

The previous prime is 625473463. The next prime is 625473533. The reversal of 625473524 is 425374526.

It can be written as a sum of positive squares in 2 ways, for example, as 230736100 + 394737424 = 15190^2 + 19868^2 .

It is a super-6 number, since 6×625473524⁶ (a number of 54 digits) contains 666666 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6014117 + ... + 6014220.

It is an arithmetic number, because the mean of its divisors is an integer number (98231427).

Almost surely, 2^625473524 is an apocalyptic number.

It is an amenable number.

625473524 is a deficient number, since it is larger than the sum of its proper divisors (553303600).

625473524 is a wasteful number, since it uses less digits than its factorization.

625473524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12028354 (or 12028352 counting only the distinct ones).

The product of its digits is 201600, while the sum is 38.

The square root of 625473524 is about 25009.4686868794. The cubic root of 625473524 is about 855.2038427373.

The spelling of 625473524 in words is "six hundred twenty-five million, four hundred seventy-three thousand, five hundred twenty-four".