2213492 has 18 divisors (see below), whose sum is σ = 3968118. Its totient is φ = 1080352.

The previous prime is 2213489. The next prime is 2213531. The reversal of 2213492 is 2943122.

It can be written as a sum of positive squares in 3 ways, for example, as 1449616 + 763876 = 1204^2 + 874^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11138 + ... + 11334.

It is an arithmetic number, because the mean of its divisors is an integer number (220451).

2^2213492 is an apocalyptic number.

It is an amenable number.

2213492 is a deficient number, since it is larger than the sum of its proper divisors (1754626).

2213492 is a wasteful number, since it uses less digits than its factorization.

2213492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307 (or 252 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 2213492 is about 1487.7808978475. The cubic root of 2213492 is about 130.3244754429.

The spelling of 2213492 in words is "two million, two hundred thirteen thousand, four hundred ninety-two".