17042990 has 8 divisors (see below), whose sum is σ = 30677400. Its totient is φ = 6817192.

The previous prime is 17042989. The next prime is 17043017. The reversal of 17042990 is 9924071.

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

It is a congruent number.

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, 852140 + ... + 852159.

It is an arithmetic number, because the mean of its divisors is an integer number (3834675).

Almost surely, 2^17042990 is an apocalyptic number.

17042990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

17042990 is a deficient number, since it is larger than the sum of its proper divisors (13634410).

17042990 is a wasteful number, since it uses less digits than its factorization.

17042990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704306.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 17042990 is about 4128.3156371576. The cubic root of 17042990 is about 257.3447205326.

The spelling of 17042990 in words is "seventeen million, forty-two thousand, nine hundred ninety".