2190242097 has 24 divisors (see below), whose sum is σ = 3213048384. Its totient is φ = 1437501984.

The previous prime is 2190242083. The next prime is 2190242113. The reversal of 2190242097 is 7902420912.

It is not a de Polignac number, because 2190242097 - 2⁷ = 2190241969 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2190242297) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213868 + ... + 223874.

It is an arithmetic number, because the mean of its divisors is an integer number (133877016).

Almost surely, 2^2190242097 is an apocalyptic number.

It is an amenable number.

2190242097 is a deficient number, since it is larger than the sum of its proper divisors (1022806287).

2190242097 is a wasteful number, since it uses less digits than its factorization.

2190242097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10389 (or 10386 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 2190242097 is about 46800.0224038408. The cubic root of 2190242097 is about 1298.6657112628.

The spelling of 2190242097 in words is "two billion, one hundred ninety million, two hundred forty-two thousand, ninety-seven".