40253032 has 16 divisors (see below), whose sum is σ = 75542400. Its totient is φ = 20108400.

The previous prime is 40253029. The next prime is 40253033. The reversal of 40253032 is 23035204.

It is not an unprimeable number, because it can be changed into a prime (40253033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14319 + ... + 16897.

It is an arithmetic number, because the mean of its divisors is an integer number (4721400).

Almost surely, 2^40253032 is an apocalyptic number.

It is an amenable number.

40253032 is a deficient number, since it is larger than the sum of its proper divisors (35289368).

40253032 is a wasteful number, since it uses less digits than its factorization.

40253032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4536 (or 4532 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 40253032 is about 6344.5277208000. The cubic root of 40253032 is about 342.7148051360.

Adding to 40253032 its reverse (23035204), we get a palindrome (63288236).

The spelling of 40253032 in words is "forty million, two hundred fifty-three thousand, thirty-two".