40938192 has 30 divisors (see below), whose sum is σ = 114570482. Its totient is φ = 13646016.

The previous prime is 40938187. The next prime is 40938199. The reversal of 40938192 is 29183904.

It can be written as a sum of positive squares in only one way, i.e., 30206016 + 10732176 = 5496^2 + 3276^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40938199) 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 5 ways as a sum of consecutive naturals, for example, 142003 + ... + 142290.

Almost surely, 2^40938192 is an apocalyptic number.

It is an amenable number.

40938192 is an abundant number, since it is smaller than the sum of its proper divisors (73632290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40938192 is a wasteful number, since it uses less digits than its factorization.

40938192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284307 (or 284298 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 40938192 is about 6398.2960231612. The cubic root of 40938192 is about 344.6483625762.

The spelling of 40938192 in words is "forty million, nine hundred thirty-eight thousand, one hundred ninety-two".