1942158 has 16 divisors (see below), whose sum is σ = 3929040. Its totient is φ = 639936.

The previous prime is 1942153. The next prime is 1942163. The reversal of 1942158 is 8512491.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1942153) and next prime (1942163).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1942151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1285 + ... + 2352.

It is an arithmetic number, because the mean of its divisors is an integer number (245565).

2^1942158 is an apocalyptic number.

1942158 is an abundant number, since it is smaller than the sum of its proper divisors (1986882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1942158 is a wasteful number, since it uses less digits than its factorization.

1942158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3731.

The product of its digits is 2880, while the sum is 30.

The square root of 1942158 is about 1393.6132892593. The cubic root of 1942158 is about 124.7655980539.

The spelling of 1942158 in words is "one million, nine hundred forty-two thousand, one hundred fifty-eight".