16313642 has 8 divisors (see below), whose sum is σ = 25909956. Its totient is φ = 7676992.

The previous prime is 16313639. The next prime is 16313663. The reversal of 16313642 is 24631361.

It can be written as a sum of positive squares in 2 ways, for example, as 16313521 + 121 = 4039^2 + 11^2 .

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

It is a super-2 number, since 2×16313642² = 532269830608328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239873 + ... + 239940.

Almost surely, 2^16313642 is an apocalyptic number.

16313642 is a deficient number, since it is larger than the sum of its proper divisors (9596314).

16313642 is a wasteful number, since it uses less digits than its factorization.

16313642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479832.

The product of its digits is 2592, while the sum is 26.

The square root of 16313642 is about 4039.0149789274. The cubic root of 16313642 is about 253.6200842728.

The spelling of 16313642 in words is "sixteen million, three hundred thirteen thousand, six hundred forty-two".