16930442 has 4 divisors (see below), whose sum is σ = 25395666. Its totient is φ = 8465220.

The previous prime is 16930439. The next prime is 16930457. The reversal of 16930442 is 24403961.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16410601 + 519841 = 4051^2 + 721^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4232609 + ... + 4232612.

Almost surely, 2^16930442 is an apocalyptic number.

16930442 is a deficient number, since it is larger than the sum of its proper divisors (8465224).

16930442 is an equidigital number, since it uses as much as digits as its factorization.

16930442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8465223.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 16930442 is about 4114.6618330065. The cubic root of 16930442 is about 256.7769871136.

The spelling of 16930442 in words is "sixteen million, nine hundred thirty thousand, four hundred forty-two".