40885790 has 32 divisors (see below), whose sum is σ = 81811296. Its totient is φ = 14584960.

The previous prime is 40885787. The next prime is 40885811. The reversal of 40885790 is 9758804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2324 + ... + 9336.

It is an arithmetic number, because the mean of its divisors is an integer number (2556603).

Almost surely, 2^40885790 is an apocalyptic number.

40885790 is an abundant number, since it is smaller than the sum of its proper divisors (40925506).

40885790 is a wasteful number, since it uses less digits than its factorization.

40885790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7084.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 40885790 is about 6394.1997153670. The cubic root of 40885790 is about 344.5012466927.

The spelling of 40885790 in words is "forty million, eight hundred eighty-five thousand, seven hundred ninety".