2190242577 has 16 divisors (see below), whose sum is σ = 2967487488. Its totient is φ = 1436663760.

The previous prime is 2190242569. The next prime is 2190242581. The reversal of 2190242577 is 7752420912.

It is not a de Polignac number, because 2190242577 - 2³ = 2190242569 is a prime.

It is a super-2 number, since 2×2190242577² = 9594325092207201858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2190242507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96918 + ... + 117360.

It is an arithmetic number, because the mean of its divisors is an integer number (185467968).

Almost surely, 2^2190242577 is an apocalyptic number.

It is an amenable number.

2190242577 is a deficient number, since it is larger than the sum of its proper divisors (777244911).

2190242577 is a wasteful number, since it uses less digits than its factorization.

2190242577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21020.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 2190242577 is about 46800.0275320432. The cubic root of 2190242577 is about 1298.6658061320.

The spelling of 2190242577 in words is "two billion, one hundred ninety million, two hundred forty-two thousand, five hundred seventy-seven".