40573885 has 32 divisors (see below), whose sum is σ = 55987200. Its totient is φ = 27955200.

The previous prime is 40573879. The next prime is 40573903. The reversal of 40573885 is 58837504.

It is not a de Polignac number, because 40573885 - 2²³ = 32185277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90141 + ... + 90589.

It is an arithmetic number, because the mean of its divisors is an integer number (1749600).

Almost surely, 2^40573885 is an apocalyptic number.

It is an amenable number.

40573885 is a deficient number, since it is larger than the sum of its proper divisors (15413315).

40573885 is a wasteful number, since it uses less digits than its factorization.

40573885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 40573885 is about 6369.7633394028. The cubic root of 40573885 is about 343.6229785237.

The spelling of 40573885 in words is "forty million, five hundred seventy-three thousand, eight hundred eighty-five".