40684074 has 8 divisors (see below), whose sum is σ = 81368160. Its totient is φ = 13561356.

The previous prime is 40684057. The next prime is 40684103. The reversal of 40684074 is 47048604.

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

40684074 is an admirable 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, 3390334 + ... + 3390345.

It is an arithmetic number, because the mean of its divisors is an integer number (10171020).

Almost surely, 2^40684074 is an apocalyptic number.

40684074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40684074 is a wasteful number, since it uses less digits than its factorization.

40684074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6780684.

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 40684074 is about 6378.4068543799. The cubic root of 40684074 is about 343.9337633873.

The spelling of 40684074 in words is "forty million, six hundred eighty-four thousand, seventy-four".