3625405136 has 10 divisors (see below), whose sum is σ = 7024222482. Its totient is φ = 1812702560.

The previous prime is 3625405117. The next prime is 3625405139. The reversal of 3625405136 is 6315045263.

It can be written as a sum of positive squares in only one way, i.e., 3537870400 + 87534736 = 59480^2 + 9356^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3625405096 and 3625405105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3625405139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113293895 + ... + 113293926.

Almost surely, 2^3625405136 is an apocalyptic number.

It is an amenable number.

3625405136 is a deficient number, since it is larger than the sum of its proper divisors (3398817346).

3625405136 is a wasteful number, since it uses less digits than its factorization.

3625405136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226587829 (or 226587823 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 3625405136 is about 60211.3372713146. The cubic root of 3625405136 is about 1536.2156385800.

The spelling of 3625405136 in words is "three billion, six hundred twenty-five million, four hundred five thousand, one hundred thirty-six".