40885990 has 8 divisors (see below), whose sum is σ = 73594800. Its totient is φ = 16354392.

The previous prime is 40885987. The next prime is 40886011. The reversal of 40885990 is 9958804.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2044290 + ... + 2044309.

It is an arithmetic number, because the mean of its divisors is an integer number (9199350).

Almost surely, 2^40885990 is an apocalyptic number.

40885990 is a deficient number, since it is larger than the sum of its proper divisors (32708810).

40885990 is a wasteful number, since it uses less digits than its factorization.

40885990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088606.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 40885990 is about 6394.2153545216. The cubic root of 40885990 is about 344.5018084211.

The spelling of 40885990 in words is "forty million, eight hundred eighty-five thousand, nine hundred ninety".