40790922 has 16 divisors (see below), whose sum is σ = 86380992. Its totient is φ = 12797120.

The previous prime is 40790921. The next prime is 40790927. The reversal of 40790922 is 22909704.

It is a super-2 number, since 2×40790922² = 3327798635220168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40790921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199854 + ... + 200057.

It is an arithmetic number, because the mean of its divisors is an integer number (5398812).

Almost surely, 2^40790922 is an apocalyptic number.

40790922 is an abundant number, since it is smaller than the sum of its proper divisors (45590070).

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

40790922 is a wasteful number, since it uses less digits than its factorization.

40790922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399933.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 40790922 is about 6386.7771215222. Note that the first 3 decimals coincide. The cubic root of 40790922 is about 344.2345896255.

The spelling of 40790922 in words is "forty million, seven hundred ninety thousand, nine hundred twenty-two".