40552188 has 24 divisors (see below), whose sum is σ = 95044992. Its totient is φ = 13456944.

The previous prime is 40552177. The next prime is 40552189. The reversal of 40552188 is 88125504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40552189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4720 + ... + 10167.

It is an arithmetic number, because the mean of its divisors is an integer number (3960208).

Almost surely, 2^40552188 is an apocalyptic number.

It is an amenable number.

40552188 is an abundant number, since it is smaller than the sum of its proper divisors (54492804).

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

40552188 is a wasteful number, since it uses less digits than its factorization.

40552188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15121 (or 15119 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 40552188 is about 6368.0599871546. The cubic root of 40552188 is about 343.5617164819.

The spelling of 40552188 in words is "forty million, five hundred fifty-two thousand, one hundred eighty-eight".