16038494 has 4 divisors (see below), whose sum is σ = 24057744. Its totient is φ = 8019246.

The previous prime is 16038487. The next prime is 16038541. The reversal of 16038494 is 49483061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49483061 = 2017 ⋅24533.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4009622 + ... + 4009625.

It is an arithmetic number, because the mean of its divisors is an integer number (6014436).

Almost surely, 2^16038494 is an apocalyptic number.

16038494 is a deficient number, since it is larger than the sum of its proper divisors (8019250).

16038494 is an equidigital number, since it uses as much as digits as its factorization.

16038494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8019249.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 16038494 is about 4004.8088593590. The cubic root of 16038494 is about 252.1861289719.

The spelling of 16038494 in words is "sixteen million, thirty-eight thousand, four hundred ninety-four".