38488394 has 32 divisors (see below), whose sum is σ = 69742080. Its totient is φ = 15579648.

The previous prime is 38488379. The next prime is 38488403. The reversal of 38488394 is 49388483.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18074 + ... + 20090.

It is an arithmetic number, because the mean of its divisors is an integer number (2179440).

Almost surely, 2^38488394 is an apocalyptic number.

38488394 is a deficient number, since it is larger than the sum of its proper divisors (31253686).

38488394 is a wasteful number, since it uses less digits than its factorization.

38488394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102.

The product of its digits is 663552, while the sum is 47.

The square root of 38488394 is about 6203.9015143698. The cubic root of 38488394 is about 337.6317371409.

The spelling of 38488394 in words is "thirty-eight million, four hundred eighty-eight thousand, three hundred ninety-four".