2172562 has 16 divisors (see below), whose sum is σ = 3801600. Its totient is φ = 930804.

The previous prime is 2172559. The next prime is 2172563. The reversal of 2172562 is 2652712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2172563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898 + ... + 2269.

It is an arithmetic number, because the mean of its divisors is an integer number (237600).

2^2172562 is an apocalyptic number.

2172562 is a deficient number, since it is larger than the sum of its proper divisors (1629038).

2172562 is an equidigital number, since it uses as much as digits as its factorization.

2172562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3190 (or 3176 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 2172562 is about 1473.9613292078. The cubic root of 2172562 is about 129.5161898434.

The spelling of 2172562 in words is "two million, one hundred seventy-two thousand, five hundred sixty-two".