40423022 has 8 divisors (see below), whose sum is σ = 61007016. Its totient is φ = 20087352.

The previous prime is 40423001. The next prime is 40423057. The reversal of 40423022 is 22032404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40423022² = 3268041415224968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61673 + ... + 62324.

It is an arithmetic number, because the mean of its divisors is an integer number (7625877).

Almost surely, 2^40423022 is an apocalyptic number.

40423022 is a deficient number, since it is larger than the sum of its proper divisors (20583994).

40423022 is a wasteful number, since it uses less digits than its factorization.

40423022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124162.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 40423022 is about 6357.9101912500. The cubic root of 40423022 is about 343.1965599259.

Adding to 40423022 its reverse (22032404), we get a palindrome (62455426).

The spelling of 40423022 in words is "forty million, four hundred twenty-three thousand, twenty-two".