625013338 has 4 divisors (see below), whose sum is σ = 937520010. Its totient is φ = 312506668.

The previous prime is 625013329. The next prime is 625013387. The reversal of 625013338 is 833310526.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 833310526 = 2 ⋅416655263.

It can be written as a sum of positive squares in only one way, i.e., 375468129 + 249545209 = 19377^2 + 15797^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156253333 + ... + 156253336.

Almost surely, 2^625013338 is an apocalyptic number.

625013338 is a deficient number, since it is larger than the sum of its proper divisors (312506672).

625013338 is a wasteful number, since it uses less digits than its factorization.

625013338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312506671.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 625013338 is about 25000.2667585768. The cubic root of 625013338 is about 854.9940553375.

The spelling of 625013338 in words is "six hundred twenty-five million, thirteen thousand, three hundred thirty-eight".