40630825 has 12 divisors (see below), whose sum is σ = 50641600. Its totient is φ = 32337360.

The previous prime is 40630817. The next prime is 40630853. The reversal of 40630825 is 52803604.

It is not a de Polignac number, because 40630825 - 2³ = 40630817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40630793 and 40630802.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 892 + ... + 9058.

Almost surely, 2^40630825 is an apocalyptic number.

It is an amenable number.

40630825 is a deficient number, since it is larger than the sum of its proper divisors (10010775).

40630825 is a wasteful number, since it uses less digits than its factorization.

40630825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8376 (or 8371 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 40630825 is about 6374.2313262071. The cubic root of 40630825 is about 343.7836462934.

The spelling of 40630825 in words is "forty million, six hundred thirty thousand, eight hundred twenty-five".