2190242137 has 8 divisors (see below), whose sum is σ = 2291509440. Its totient is φ = 2089478160.

The previous prime is 2190242123. The next prime is 2190242167. The reversal of 2190242137 is 7312420912.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2190242137 - 2²³ = 2181853529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2190242099 and 2190242108.

It is not an unprimeable number, because it can be changed into a prime (2190242167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116914 + ... + 134347.

It is an arithmetic number, because the mean of its divisors is an integer number (286438680).

Almost surely, 2^2190242137 is an apocalyptic number.

It is an amenable number.

2190242137 is a deficient number, since it is larger than the sum of its proper divisors (101267303).

2190242137 is a wasteful number, since it uses less digits than its factorization.

2190242137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251663.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 2190242137 is about 46800.0228311910. The cubic root of 2190242137 is about 1298.6657191686.

The spelling of 2190242137 in words is "two billion, one hundred ninety million, two hundred forty-two thousand, one hundred thirty-seven".