40026044 has 6 divisors (see below), whose sum is σ = 70045584. Its totient is φ = 20013020.

The previous prime is 40026031. The next prime is 40026073. The reversal of 40026044 is 44062004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5003252 + ... + 5003259.

It is an arithmetic number, because the mean of its divisors is an integer number (11674264).

Almost surely, 2^40026044 is an apocalyptic number.

It is an amenable number.

40026044 is a deficient number, since it is larger than the sum of its proper divisors (30019540).

40026044 is a wasteful number, since it uses less digits than its factorization.

40026044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10006515 (or 10006513 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 40026044 is about 6326.6139442833. The cubic root of 40026044 is about 342.0693975879.

Adding to 40026044 its reverse (44062004), we get a palindrome (84088048).

The spelling of 40026044 in words is "forty million, twenty-six thousand, forty-four".