2160958 has 4 divisors (see below), whose sum is σ = 3241440. Its totient is φ = 1080478.

The previous prime is 2160953. The next prime is 2160967. The reversal of 2160958 is 8590612.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×2160958³ = 30273332647169813736, which contains 333 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2160953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540238 + ... + 540241.

It is an arithmetic number, because the mean of its divisors is an integer number (810360).

2^2160958 is an apocalyptic number.

2160958 is a deficient number, since it is larger than the sum of its proper divisors (1080482).

2160958 is a wasteful number, since it uses less digits than its factorization.

2160958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080481.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 2160958 is about 1470.0197277588. The cubic root of 2160958 is about 129.2851892109.

The spelling of 2160958 in words is "two million, one hundred sixty thousand, nine hundred fifty-eight".