40874164 has 6 divisors (see below), whose sum is σ = 71529794. Its totient is φ = 20437080.

The previous prime is 40874147. The next prime is 40874177. The reversal of 40874164 is 46147804.

It can be written as a sum of positive squares in only one way, i.e., 27478564 + 13395600 = 5242^2 + 3660^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5109267 + ... + 5109274.

Almost surely, 2^40874164 is an apocalyptic number.

It is an amenable number.

40874164 is a deficient number, since it is larger than the sum of its proper divisors (30655630).

40874164 is a wasteful number, since it uses less digits than its factorization.

40874164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10218545 (or 10218543 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 40874164 is about 6393.2905455642. The cubic root of 40874164 is about 344.4685902679.

The spelling of 40874164 in words is "forty million, eight hundred seventy-four thousand, one hundred sixty-four".