40322925 has 18 divisors (see below), whose sum is σ = 72223242. Its totient is φ = 21505440.

The previous prime is 40322917. The next prime is 40322939. The reversal of 40322925 is 52922304.

It can be written as a sum of positive squares in 3 ways, for example, as 8749764 + 31573161 = 2958^2 + 5619^2 .

It is not a de Polignac number, because 40322925 - 2³ = 40322917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 89382 + ... + 89831.

Almost surely, 2^40322925 is an apocalyptic number.

40322925 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40322925 is a deficient number, since it is larger than the sum of its proper divisors (31900317).

40322925 is a wasteful number, since it uses less digits than its factorization.

40322925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179229 (or 179221 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 40322925 is about 6350.0334644788. The cubic root of 40322925 is about 342.9130470597.

The spelling of 40322925 in words is "forty million, three hundred twenty-two thousand, nine hundred twenty-five".