16924990 has 8 divisors (see below), whose sum is σ = 30465000. Its totient is φ = 6769992.

The previous prime is 16924969. The next prime is 16924993. The reversal of 16924990 is 9942961.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16924993) 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, 846240 + ... + 846259.

It is an arithmetic number, because the mean of its divisors is an integer number (3808125).

Almost surely, 2^16924990 is an apocalyptic number.

16924990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16924990 is a deficient number, since it is larger than the sum of its proper divisors (13540010).

16924990 is a wasteful number, since it uses less digits than its factorization.

16924990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692506.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 16924990 is about 4113.9992707826. Note that the first 3 decimals coincide. The cubic root of 16924990 is about 256.7494214141.

The spelling of 16924990 in words is "sixteen million, nine hundred twenty-four thousand, nine hundred ninety".