39490318 has 8 divisors (see below), whose sum is σ = 67697712. Its totient is φ = 16924416.

The previous prime is 39490291. The next prime is 39490327. The reversal of 39490318 is 81309493.

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

It is a super-2 number, since 2×39490318² = 3118970431482248, which contains 22 as substring.

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, 1410355 + ... + 1410382.

It is an arithmetic number, because the mean of its divisors is an integer number (8462214).

Almost surely, 2^39490318 is an apocalyptic number.

39490318 is a deficient number, since it is larger than the sum of its proper divisors (28207394).

39490318 is a wasteful number, since it uses less digits than its factorization.

39490318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2820746.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 39490318 is about 6284.1322392197. The cubic root of 39490318 is about 340.5364024324.

The spelling of 39490318 in words is "thirty-nine million, four hundred ninety thousand, three hundred eighteen".