16239396 has 24 divisors (see below), whose sum is σ = 38535840. Its totient is φ = 5321152.

The previous prime is 16239373. The next prime is 16239407. The reversal of 16239396 is 69393261.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10761 + ... + 12176.

It is an arithmetic number, because the mean of its divisors is an integer number (1605660).

Almost surely, 2^16239396 is an apocalyptic number.

It is an amenable number.

16239396 is an abundant number, since it is smaller than the sum of its proper divisors (22296444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16239396 is a wasteful number, since it uses less digits than its factorization.

16239396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23003 (or 23001 counting only the distinct ones).

The product of its digits is 52488, while the sum is 39.

The square root of 16239396 is about 4029.8133951835. The cubic root of 16239396 is about 253.2347438777.

The spelling of 16239396 in words is "sixteen million, two hundred thirty-nine thousand, three hundred ninety-six".