40426922 has 4 divisors (see below), whose sum is σ = 60640386. Its totient is φ = 20213460.

The previous prime is 40426921. The next prime is 40426931. The reversal of 40426922 is 22962404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22287841 + 18139081 = 4721^2 + 4259^2 .

It is not an unprimeable number, because it can be changed into a prime (40426921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106729 + ... + 10106732.

Almost surely, 2^40426922 is an apocalyptic number.

40426922 is a deficient number, since it is larger than the sum of its proper divisors (20213464).

40426922 is a wasteful number, since it uses less digits than its factorization.

40426922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20213463.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 40426922 is about 6358.2168884051. The cubic root of 40426922 is about 343.2075967351.

The spelling of 40426922 in words is "forty million, four hundred twenty-six thousand, nine hundred twenty-two".