17412020 has 12 divisors (see below), whose sum is σ = 36565284. Its totient is φ = 6964800.

The previous prime is 17412011. The next prime is 17412053. The reversal of 17412020 is 2021471.

It can be written as a sum of positive squares in 2 ways, for example, as 8133904 + 9278116 = 2852^2 + 3046^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 17412020.

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 3 ways as a sum of consecutive naturals, for example, 435281 + ... + 435320.

It is an arithmetic number, because the mean of its divisors is an integer number (3047107).

Almost surely, 2^17412020 is an apocalyptic number.

17412020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17412020 is an abundant number, since it is smaller than the sum of its proper divisors (19153264).

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

17412020 is a wasteful number, since it uses less digits than its factorization.

17412020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870610 (or 870608 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 17412020 is about 4172.7712614041. The cubic root of 17412020 is about 259.1888923821.

Adding to 17412020 its reverse (2021471), we get a palindrome (19433491).

The spelling of 17412020 in words is "seventeen million, four hundred twelve thousand, twenty".