1058427 has 20 divisors (see below), whose sum is σ = 1611720. Its totient is φ = 692064.

The previous prime is 1058423. The next prime is 1058443. The reversal of 1058427 is 7248501.

It is not a de Polignac number, because 1058427 - 2² = 1058423 is a prime.

It is a super-2 number, since 2×1058427² = 2240535428658, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1058427.

It is not an unprimeable number, because it can be changed into a prime (1058423) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5824 + ... + 6002.

It is an arithmetic number, because the mean of its divisors is an integer number (80586).

2^1058427 is an apocalyptic number.

1058427 is a deficient number, since it is larger than the sum of its proper divisors (553293).

1058427 is an equidigital number, since it uses as much as digits as its factorization.

1058427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 1058427 is about 1028.7988141517. The cubic root of 1058427 is about 101.9108217084.

It can be divided in two parts, 1058 and 427, that added together give a triangular number (1485 = T₅₄).

The spelling of 1058427 in words is "one million, fifty-eight thousand, four hundred twenty-seven".