2158262 has 8 divisors (see below), whose sum is σ = 3269136. Its totient is φ = 1068552.

The previous prime is 2158259. The next prime is 2158291. The reversal of 2158262 is 2628512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5033 + ... + 5444.

It is an arithmetic number, because the mean of its divisors is an integer number (408642).

2^2158262 is an apocalyptic number.

2158262 is a deficient number, since it is larger than the sum of its proper divisors (1110874).

2158262 is a wasteful number, since it uses less digits than its factorization.

2158262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10582.

The product of its digits is 1920, while the sum is 26.

The square root of 2158262 is about 1469.1024470744. The cubic root of 2158262 is about 129.2314016591.

The spelling of 2158262 in words is "two million, one hundred fifty-eight thousand, two hundred sixty-two".