2190242132 has 48 divisors (see below), whose sum is σ = 4333324800. Its totient is φ = 961649280.

The previous prime is 2190242123. The next prime is 2190242167. The reversal of 2190242132 is 2312420912.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83594 + ... + 106622.

It is an arithmetic number, because the mean of its divisors is an integer number (90277600).

Almost surely, 2^2190242132 is an apocalyptic number.

It is an amenable number.

2190242132 is a deficient number, since it is larger than the sum of its proper divisors (2143082668).

2190242132 is a wasteful number, since it uses less digits than its factorization.

2190242132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23136 (or 23134 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2190242132 is about 46800.0227777722. The cubic root of 2190242132 is about 1298.6657181803.

The spelling of 2190242132 in words is "two billion, one hundred ninety million, two hundred forty-two thousand, one hundred thirty-two".