16139962 has 8 divisors (see below), whose sum is σ = 24237792. Its totient is φ = 8060700.

The previous prime is 16139939. The next prime is 16139969. The reversal of 16139962 is 26993161.

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

It is a super-2 number, since 2×16139962² = 520996746722888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16139969) 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, 2214 + ... + 6097.

It is an arithmetic number, because the mean of its divisors is an integer number (3029724).

Almost surely, 2^16139962 is an apocalyptic number.

16139962 is a deficient number, since it is larger than the sum of its proper divisors (8097830).

16139962 is an equidigital number, since it uses as much as digits as its factorization.

16139962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9284.

The product of its digits is 17496, while the sum is 37.

The square root of 16139962 is about 4017.4571559632. The cubic root of 16139962 is about 252.7168323366.

The spelling of 16139962 in words is "sixteen million, one hundred thirty-nine thousand, nine hundred sixty-two".