16713428 has 6 divisors (see below), whose sum is σ = 29248506. Its totient is φ = 8356712.

The previous prime is 16713419. The next prime is 16713439. The reversal of 16713428 is 82431761.

It can be written as a sum of positive squares in only one way, i.e., 9412624 + 7300804 = 3068^2 + 2702^2 .

It is a super-2 number, since 2×16713428² = 558677351022368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16713394 and 16713403.

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, 2089175 + ... + 2089182.

It is an arithmetic number, because the mean of its divisors is an integer number (4874751).

Almost surely, 2^16713428 is an apocalyptic number.

It is an amenable number.

16713428 is a deficient number, since it is larger than the sum of its proper divisors (12535078).

16713428 is a wasteful number, since it uses less digits than its factorization.

16713428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4178361 (or 4178359 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 16713428 is about 4088.2059635004. The cubic root of 16713428 is about 255.6751454002.

The spelling of 16713428 in words is "sixteen million, seven hundred thirteen thousand, four hundred twenty-eight".