40535344 has 20 divisors (see below), whose sum is σ = 83157624. Its totient is φ = 19075328.

The previous prime is 40535333. The next prime is 40535353. The reversal of 40535344 is 44353504.

It is a super-2 number, since 2×40535344² = 3286228226396672, which contains 22 as substring.

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, 74242 + ... + 74785.

Almost surely, 2^40535344 is an apocalyptic number.

It is an amenable number.

40535344 is an abundant number, since it is smaller than the sum of its proper divisors (42622280).

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

40535344 is a wasteful number, since it uses less digits than its factorization.

40535344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149052 (or 149046 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 40535344 is about 6366.7373119990. The cubic root of 40535344 is about 343.5141419427.

Adding to 40535344 its reverse (44353504), we get a palindrome (84888848).

The spelling of 40535344 in words is "forty million, five hundred thirty-five thousand, three hundred forty-four".