16834690 has 8 divisors (see below), whose sum is σ = 30302460. Its totient is φ = 6733872.

The previous prime is 16834681. The next prime is 16834693. The reversal of 16834690 is 9643861.

It can be written as a sum of positive squares in 2 ways, for example, as 16834609 + 81 = 4103^2 + 9^2 .

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

It is a super-2 number, since 2×16834690² = 566813574792200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16834693) 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, 841725 + ... + 841744.

Almost surely, 2^16834690 is an apocalyptic number.

16834690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16834690 is a deficient number, since it is larger than the sum of its proper divisors (13467770).

16834690 is a wasteful number, since it uses less digits than its factorization.

16834690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683476.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 16834690 is about 4103.0098708144. The cubic root of 16834690 is about 256.2919947038.

The spelling of 16834690 in words is "sixteen million, eight hundred thirty-four thousand, six hundred ninety".