39790398 has 8 divisors (see below), whose sum is σ = 79580808. Its totient is φ = 13263464.

The previous prime is 39790397. The next prime is 39790403. The reversal of 39790398 is 89309793.

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

39790398 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39790397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3315861 + ... + 3315872.

It is an arithmetic number, because the mean of its divisors is an integer number (9947601).

Almost surely, 2^39790398 is an apocalyptic number.

39790398 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.

39790398 is a wasteful number, since it uses less digits than its factorization.

39790398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6631738.

The product of its (nonzero) digits is 367416, while the sum is 48.

The square root of 39790398 is about 6307.9630626693. The cubic root of 39790398 is about 341.3967855959.

The spelling of 39790398 in words is "thirty-nine million, seven hundred ninety thousand, three hundred ninety-eight".