40166932 has 12 divisors (see below), whose sum is σ = 75699316. Its totient is φ = 18538560.

The previous prime is 40166927. The next prime is 40166933. The reversal of 40166932 is 23966104.

It can be written as a sum of positive squares in 2 ways, for example, as 11587216 + 28579716 = 3404^2 + 5346^2 .

It is a super-2 number, since 2×40166932² = 3226764852585248, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 40166894 and 40166903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40166933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386169 + ... + 386272.

Almost surely, 2^40166932 is an apocalyptic number.

It is an amenable number.

40166932 is a deficient number, since it is larger than the sum of its proper divisors (35532384).

40166932 is a wasteful number, since it uses less digits than its factorization.

40166932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772458 (or 772456 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 40166932 is about 6337.7387134529. The cubic root of 40166932 is about 342.4702785582.

The spelling of 40166932 in words is "forty million, one hundred sixty-six thousand, nine hundred thirty-two".