625508036 has 6 divisors (see below), whose sum is σ = 1094639070. Its totient is φ = 312754016.

The previous prime is 625508033. The next prime is 625508053. The reversal of 625508036 is 630805526.

It can be written as a sum of positive squares in only one way, i.e., 605652100 + 19855936 = 24610^2 + 4456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 625507987 and 625508005.

It is not an unprimeable number, because it can be changed into a prime (625508033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78188501 + ... + 78188508.

It is an arithmetic number, because the mean of its divisors is an integer number (182439845).

Almost surely, 2^625508036 is an apocalyptic number.

It is an amenable number.

625508036 is a deficient number, since it is larger than the sum of its proper divisors (469131034).

625508036 is a wasteful number, since it uses less digits than its factorization.

625508036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156377013 (or 156377011 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 625508036 is about 25010.1586560342. The cubic root of 625508036 is about 855.2195717548.

The spelling of 625508036 in words is "six hundred twenty-five million, five hundred eight thousand, thirty-six".