1258042 has 16 divisors (see below), whose sum is σ = 1976832. Its totient is φ = 599760.

The previous prime is 1258039. The next prime is 1258079. The reversal of 1258042 is 2408521.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6288 + ... + 6484.

It is an arithmetic number, because the mean of its divisors is an integer number (123552).

2^1258042 is an apocalyptic number.

1258042 is a deficient number, since it is larger than the sum of its proper divisors (718790).

1258042 is a wasteful number, since it uses less digits than its factorization.

1258042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1258042 is about 1121.6247144210. The cubic root of 1258042 is about 107.9522537004.

The spelling of 1258042 in words is "one million, two hundred fifty-eight thousand, forty-two".