17072442 has 12 divisors (see below), whose sum is σ = 36990330. Its totient is φ = 5690808.

The previous prime is 17072423. The next prime is 17072449. The reversal of 17072442 is 24427071.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10055241 + 7017201 = 3171^2 + 2649^2 .

It is not an unprimeable number, because it can be changed into a prime (17072449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 474217 + ... + 474252.

Almost surely, 2^17072442 is an apocalyptic number.

17072442 is an abundant number, since it is smaller than the sum of its proper divisors (19917888).

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

17072442 is a wasteful number, since it uses less digits than its factorization.

17072442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948477 (or 948474 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 17072442 is about 4131.8811696369. The cubic root of 17072442 is about 257.4928744061.

The spelling of 17072442 in words is "seventeen million, seventy-two thousand, four hundred forty-two".