17005428 has 36 divisors (see below), whose sum is σ = 46894848. Its totient is φ = 5153040.

The previous prime is 17005409. The next prime is 17005463. The reversal of 17005428 is 82450071.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21076 + ... + 21867.

Almost surely, 2^17005428 is an apocalyptic number.

17005428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

17005428 is an abundant number, since it is smaller than the sum of its proper divisors (29889420).

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

17005428 is a wasteful number, since it uses less digits than its factorization.

17005428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42964 (or 42959 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 17005428 is about 4123.7638147692. The cubic root of 17005428 is about 257.1555226566.

Adding to 17005428 its reverse (82450071), we get a palindrome (99455499).

The spelling of 17005428 in words is "seventeen million, five thousand, four hundred twenty-eight".