40890674 has 16 divisors (see below), whose sum is σ = 69071616. Its totient is φ = 17986800.

The previous prime is 40890607. The next prime is 40890677. The reversal of 40890674 is 47609804.

40890674 = 162² + 163² + ... + 502².

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40890677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29297 + ... + 30660.

It is an arithmetic number, because the mean of its divisors is an integer number (4316976).

Almost surely, 2^40890674 is an apocalyptic number.

40890674 is a deficient number, since it is larger than the sum of its proper divisors (28180942).

40890674 is a wasteful number, since it uses less digits than its factorization.

40890674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60001.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 40890674 is about 6394.5816125842. The cubic root of 40890674 is about 344.5149635781.

The spelling of 40890674 in words is "forty million, eight hundred ninety thousand, six hundred seventy-four".