40552587 has 12 divisors (see below), whose sum is σ = 59822880. Its totient is φ = 26459568.

The previous prime is 40552559. The next prime is 40552591. The reversal of 40552587 is 78525504.

It is a happy number.

It is not a de Polignac number, because 40552587 - 2⁸ = 40552331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40552597) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47512 + ... + 48357.

It is an arithmetic number, because the mean of its divisors is an integer number (4985240).

Almost surely, 2^40552587 is an apocalyptic number.

40552587 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

40552587 is a deficient number, since it is larger than the sum of its proper divisors (19270293).

40552587 is a wasteful number, since it uses less digits than its factorization.

40552587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95922 (or 95919 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 40552587 is about 6368.0913153001. The cubic root of 40552587 is about 343.5628432659.

The spelling of 40552587 in words is "forty million, five hundred fifty-two thousand, five hundred eighty-seven".