40023046 has 16 divisors (see below), whose sum is σ = 70824960. Its totient is φ = 16599240.

The previous prime is 40023041. The next prime is 40023089. The reversal of 40023046 is 64032004.

It is a super-2 number, since 2×40023046² = 3203688422236232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40023041) 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, 45676 + ... + 46543.

It is an arithmetic number, because the mean of its divisors is an integer number (4426560).

Almost surely, 2^40023046 is an apocalyptic number.

40023046 is a deficient number, since it is larger than the sum of its proper divisors (30801914).

40023046 is a wasteful number, since it uses less digits than its factorization.

40023046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92259.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40023046 is about 6326.3770042577. The cubic root of 40023046 is about 342.0608569016.

The spelling of 40023046 in words is "forty million, twenty-three thousand, forty-six".