40552885 has 4 divisors (see below), whose sum is σ = 48663468. Its totient is φ = 32442304.

The previous prime is 40552873. The next prime is 40552891. The reversal of 40552885 is 58825504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12916836 + 27636049 = 3594^2 + 5257^2 .

It is a cyclic number.

It is not a de Polignac number, because 40552885 - 2¹¹ = 40550837 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 4055284 + ... + 4055293.

It is an arithmetic number, because the mean of its divisors is an integer number (12165867).

Almost surely, 2^40552885 is an apocalyptic number.

It is an amenable number.

40552885 is a deficient number, since it is larger than the sum of its proper divisors (8110583).

40552885 is an equidigital number, since it uses as much as digits as its factorization.

40552885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8110582.

The product of its (nonzero) digits is 64000, while the sum is 37.

The square root of 40552885 is about 6368.1147131628. The cubic root of 40552885 is about 343.5636848191.

The spelling of 40552885 in words is "forty million, five hundred fifty-two thousand, eight hundred eighty-five".