625135426 has 8 divisors (see below), whose sum is σ = 970037820. Its totient is φ = 301789488.

The previous prime is 625135417. The next prime is 625135439. The reversal of 625135426 is 624531526.

It can be written as a sum of positive squares in 2 ways, for example, as 611820225 + 13315201 = 24735^2 + 3649^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 625135391 and 625135400.

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 in 3 ways as a sum of consecutive naturals, for example, 5389041 + ... + 5389156.

Almost surely, 2^625135426 is an apocalyptic number.

625135426 is a deficient number, since it is larger than the sum of its proper divisors (344902394).

625135426 is a wasteful number, since it uses less digits than its factorization.

625135426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10778228.

The product of its digits is 43200, while the sum is 34.

The square root of 625135426 is about 25002.7083732943. The cubic root of 625135426 is about 855.0497222660.

The spelling of 625135426 in words is "six hundred twenty-five million, one hundred thirty-five thousand, four hundred twenty-six".