40516994 has 8 divisors (see below), whose sum is σ = 69457728. Its totient is φ = 17364420.

The previous prime is 40516981. The next prime is 40517023. The reversal of 40516994 is 49961504.

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

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, 1447022 + ... + 1447049.

It is an arithmetic number, because the mean of its divisors is an integer number (8682216).

Almost surely, 2^40516994 is an apocalyptic number.

40516994 is a deficient number, since it is larger than the sum of its proper divisors (28940734).

40516994 is a wasteful number, since it uses less digits than its factorization.

40516994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894080.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 40516994 is about 6365.2960653845. The cubic root of 40516994 is about 343.4622988242.

The spelling of 40516994 in words is "forty million, five hundred sixteen thousand, nine hundred ninety-four".