16117748 has 6 divisors (see below), whose sum is σ = 28206066. Its totient is φ = 8058872.

The previous prime is 16117729. The next prime is 16117763. The reversal of 16117748 is 84771161.

It can be written as a sum of positive squares in only one way, i.e., 12687844 + 3429904 = 3562^2 + 1852^2 .

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, 2014715 + ... + 2014722.

It is an arithmetic number, because the mean of its divisors is an integer number (4701011).

Almost surely, 2^16117748 is an apocalyptic number.

It is an amenable number.

16117748 is a deficient number, since it is larger than the sum of its proper divisors (12088318).

16117748 is a wasteful number, since it uses less digits than its factorization.

16117748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4029441 (or 4029439 counting only the distinct ones).

The product of its digits is 9408, while the sum is 35.

The square root of 16117748 is about 4014.6915199054. The cubic root of 16117748 is about 252.6008380693.

The spelling of 16117748 in words is "sixteen million, one hundred seventeen thousand, seven hundred forty-eight".