38090396 has 12 divisors (see below), whose sum is σ = 66819480. Its totient is φ = 18999120.

The previous prime is 38090363. The next prime is 38090399. The reversal of 38090396 is 69309083.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38090399) 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, 9626 + ... + 12993.

It is an arithmetic number, because the mean of its divisors is an integer number (5568290).

Almost surely, 2^38090396 is an apocalyptic number.

It is an amenable number.

38090396 is a deficient number, since it is larger than the sum of its proper divisors (28729084).

38090396 is a wasteful number, since it uses less digits than its factorization.

38090396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23044 (or 23042 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 38090396 is about 6171.7417314726. The cubic root of 38090396 is about 336.4639165245.

The spelling of 38090396 in words is "thirty-eight million, ninety thousand, three hundred ninety-six".