16439074 has 8 divisors (see below), whose sum is σ = 24675840. Its totient is φ = 8213796.

The previous prime is 16439057. The next prime is 16439077. The reversal of 16439074 is 47093461.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (16439077) 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, 3927 + ... + 6949.

It is an arithmetic number, because the mean of its divisors is an integer number (3084480).

Almost surely, 2^16439074 is an apocalyptic number.

16439074 is a deficient number, since it is larger than the sum of its proper divisors (8236766).

16439074 is a wasteful number, since it uses less digits than its factorization.

16439074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5744.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 16439074 is about 4054.5127944058. The cubic root of 16439074 is about 254.2684350803.

The spelling of 16439074 in words is "sixteen million, four hundred thirty-nine thousand, seventy-four".