17068440 has 32 divisors (see below), whose sum is σ = 51205680. Its totient is φ = 4551552.

The previous prime is 17068421. The next prime is 17068483. The reversal of 17068440 is 4486071.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 17068398 and 17068407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70999 + ... + 71238.

Almost surely, 2^17068440 is an apocalyptic number.

17068440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17068440 is an abundant number, since it is smaller than the sum of its proper divisors (34137240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

17068440 is a wasteful number, since it uses less digits than its factorization.

17068440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142251 (or 142247 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 17068440 is about 4131.3968582067. The cubic root of 17068440 is about 257.4727529532.

The spelling of 17068440 in words is "seventeen million, sixty-eight thousand, four hundred forty".