170940441 has 16 divisors (see below), whose sum is σ = 260849024. Its totient is φ = 97542144.

The previous prime is 170940401. The next prime is 170940463. The reversal of 170940441 is 144049071.

It is not a de Polignac number, because 170940441 - 2⁷ = 170940313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 170940399 and 170940408.

It is not an unprimeable number, because it can be changed into a prime (170940401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10521 + ... + 21273.

It is an arithmetic number, because the mean of its divisors is an integer number (16303064).

Almost surely, 2^170940441 is an apocalyptic number.

It is an amenable number.

170940441 is a deficient number, since it is larger than the sum of its proper divisors (89908583).

170940441 is a wasteful number, since it uses less digits than its factorization.

170940441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11520.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 170940441 is about 13074.4193370107. The cubic root of 170940441 is about 554.9854618382.

The spelling of 170940441 in words is "one hundred seventy million, nine hundred forty thousand, four hundred forty-one".