1560231 has 6 divisors (see below), whose sum is σ = 2253680. Its totient is φ = 1040148.

The previous prime is 1560227. The next prime is 1560239. The reversal of 1560231 is 1320651.

It is not a de Polignac number, because 1560231 - 2² = 1560227 is a prime.

It is a super-2 number, since 2×1560231² = 4868641546722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1560239) 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, 86671 + ... + 86688.

2^1560231 is an apocalyptic number.

1560231 is a deficient number, since it is larger than the sum of its proper divisors (693449).

1560231 is a wasteful number, since it uses less digits than its factorization.

1560231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173365 (or 173362 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1560231 is about 1249.0920702654. The cubic root of 1560231 is about 115.9835242157.

Adding to 1560231 its reverse (1320651), we get a palindrome (2880882).

The spelling of 1560231 in words is "one million, five hundred sixty thousand, two hundred thirty-one".