2164562 has 8 divisors (see below), whose sum is σ = 3254016. Its totient is φ = 1079892.

The previous prime is 2164529. The next prime is 2164571. The reversal of 2164562 is 2654612.

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

It is an Ulam 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, 323 + ... + 2105.

It is an arithmetic number, because the mean of its divisors is an integer number (406752).

2^2164562 is an apocalyptic number.

2164562 is a deficient number, since it is larger than the sum of its proper divisors (1089454).

2164562 is a wasteful number, since it uses less digits than its factorization.

2164562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392.

The product of its digits is 2880, while the sum is 26.

The square root of 2164562 is about 1471.2450509687. The cubic root of 2164562 is about 129.3570223256.

The spelling of 2164562 in words is "two million, one hundred sixty-four thousand, five hundred sixty-two".