1027431 has 8 divisors (see below), whose sum is σ = 1522160. Its totient is φ = 684936.

The previous prime is 1027427. The next prime is 1027459. The reversal of 1027431 is 1347201.

It is not a de Polignac number, because 1027431 - 2² = 1027427 is a prime.

It is a super-2 number, since 2×1027431² = 2111228919522, 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 (1027421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19000 + ... + 19053.

It is an arithmetic number, because the mean of its divisors is an integer number (190270).

2^1027431 is an apocalyptic number.

1027431 is a deficient number, since it is larger than the sum of its proper divisors (494729).

1027431 is an equidigital number, since it uses as much as digits as its factorization.

1027431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38062 (or 38056 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1027431 is about 1013.6227108742. The cubic root of 1027431 is about 100.9061311304.

The spelling of 1027431 in words is "one million, twenty-seven thousand, four hundred thirty-one".