2190502 has 4 divisors (see below), whose sum is σ = 3285756. Its totient is φ = 1095250.

The previous prime is 2190499. The next prime is 2190521. The reversal of 2190502 is 2050912.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2190502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 547624 + ... + 547627.

It is an arithmetic number, because the mean of its divisors is an integer number (821439).

2^2190502 is an apocalyptic number.

2190502 is a deficient number, since it is larger than the sum of its proper divisors (1095254).

2190502 is a wasteful number, since it uses less digits than its factorization.

2190502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095253.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 2190502 is about 1480.0344590583. The cubic root of 2190502 is about 129.8717077542.

The spelling of 2190502 in words is "two million, one hundred ninety thousand, five hundred two".