2190486 has 16 divisors (see below), whose sum is σ = 4532400. Its totient is φ = 704928.

The previous prime is 2190481. The next prime is 2190499. The reversal of 2190486 is 6840912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2190481) 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, 6121 + ... + 6468.

It is an arithmetic number, because the mean of its divisors is an integer number (283275).

2^2190486 is an apocalyptic number.

2190486 is an abundant number, since it is smaller than the sum of its proper divisors (2341914).

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

2190486 is a wasteful number, since it uses less digits than its factorization.

2190486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12623.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 2190486 is about 1480.0290537689. The cubic root of 2190486 is about 129.8713915478.

The spelling of 2190486 in words is "two million, one hundred ninety thousand, four hundred eighty-six".