40319974 has 8 divisors (see below), whose sum is σ = 61955208. Its totient is φ = 19668240.

The previous prime is 40319969. The next prime is 40320001. The reversal of 40319974 is 47991304.

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, 245772 + ... + 245935.

It is an arithmetic number, because the mean of its divisors is an integer number (7744401).

Almost surely, 2^40319974 is an apocalyptic number.

40319974 is a deficient number, since it is larger than the sum of its proper divisors (21635234).

40319974 is a wasteful number, since it uses less digits than its factorization.

40319974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491750.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 40319974 is about 6349.8010992471. The cubic root of 40319974 is about 342.9046815861.

The spelling of 40319974 in words is "forty million, three hundred nineteen thousand, nine hundred seventy-four".