40026536 has 16 divisors (see below), whose sum is σ = 81872640. Its totient is φ = 18193840.

The previous prime is 40026499. The next prime is 40026541. The reversal of 40026536 is 63562004.

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, 227336 + ... + 227511.

It is an arithmetic number, because the mean of its divisors is an integer number (5117040).

Almost surely, 2^40026536 is an apocalyptic number.

It is an amenable number.

40026536 is an abundant number, since it is smaller than the sum of its proper divisors (41846104).

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

40026536 is a wasteful number, since it uses less digits than its factorization.

40026536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454864 (or 454860 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 40026536 is about 6326.6528275226. The cubic root of 40026536 is about 342.0707991542.

The spelling of 40026536 in words is "forty million, twenty-six thousand, five hundred thirty-six".