2290118542 has 4 divisors (see below), whose sum is σ = 3435177816. Its totient is φ = 1145059270.

The previous prime is 2290118513. The next prime is 2290118543. The reversal of 2290118542 is 2458110922.

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

It is a junction number, because it is equal to n+sod(n) for n = 2290118498 and 2290118507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290118543) 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 as a sum of consecutive naturals, namely, 572529634 + ... + 572529637.

It is an arithmetic number, because the mean of its divisors is an integer number (858794454).

Almost surely, 2^2290118542 is an apocalyptic number.

2290118542 is a deficient number, since it is larger than the sum of its proper divisors (1145059274).

2290118542 is a wasteful number, since it uses less digits than its factorization.

2290118542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145059273.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 2290118542 is about 47855.1830212779. The cubic root of 2290118542 is about 1318.1130334737.

The spelling of 2290118542 in words is "two billion, two hundred ninety million, one hundred eighteen thousand, five hundred forty-two".