2112372 has 24 divisors (see below), whose sum is σ = 5476800. Its totient is φ = 704088.

The previous prime is 2112353. The next prime is 2112413. The reversal of 2112372 is 2732112.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9672 + ... + 9887.

It is an arithmetic number, because the mean of its divisors is an integer number (228200).

2^2112372 is an apocalyptic number.

It is an amenable number.

2112372 is an abundant number, since it is smaller than the sum of its proper divisors (3364428).

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

2112372 is a wasteful number, since it uses less digits than its factorization.

2112372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19572 (or 19564 counting only the distinct ones).

The product of its digits is 168, while the sum is 18.

The square root of 2112372 is about 1453.4001513692. The cubic root of 2112372 is about 128.3089056034.

Adding to 2112372 its product of digits (168), we get a triangular number (2112540 = T₂₀₅₅).

Adding to 2112372 its reverse (2732112), we get a palindrome (4844484).

The spelling of 2112372 in words is "two million, one hundred twelve thousand, three hundred seventy-two".