13924994 has 8 divisors (see below), whose sum is σ = 21397068. Its totient is φ = 6792640.

The previous prime is 13924957. The next prime is 13924997. The reversal of 13924994 is 49942931.

It can be written as a sum of positive squares in 2 ways, for example, as 13227769 + 697225 = 3637^2 + 835^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (13924997) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 84827 + ... + 84990.

Almost surely, 2^13924994 is an apocalyptic number.

13924994 is a deficient number, since it is larger than the sum of its proper divisors (7472074).

13924994 is a wasteful number, since it uses less digits than its factorization.

13924994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169860.

The product of its digits is 69984, while the sum is 41.

The square root of 13924994 is about 3731.6208274689. The cubic root of 13924994 is about 240.5830384804.

The spelling of 13924994 in words is "thirteen million, nine hundred twenty-four thousand, nine hundred ninety-four".