40133244 has 24 divisors (see below), whose sum is σ = 98573440. Its totient is φ = 12673584.

The previous prime is 40133231. The next prime is 40133267. The reversal of 40133244 is 44233104.

It is a super-2 number, since 2×40133244² = 3221354547927072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40133244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87784 + ... + 88239.

Almost surely, 2^40133244 is an apocalyptic number.

It is an amenable number.

40133244 is an abundant number, since it is smaller than the sum of its proper divisors (58440196).

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

40133244 is a wasteful number, since it uses less digits than its factorization.

40133244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176049 (or 176047 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 40133244 is about 6335.0804256931. The cubic root of 40133244 is about 342.3745085216.

Adding to 40133244 its reverse (44233104), we get a palindrome (84366348).

The spelling of 40133244 in words is "forty million, one hundred thirty-three thousand, two hundred forty-four".