2442202491 has 16 divisors (see below), whose sum is σ = 3515016960. Its totient is φ = 1503643680.

The previous prime is 2442202463. The next prime is 2442202513. The reversal of 2442202491 is 1942022442.

It is not a de Polignac number, because 2442202491 - 2¹³ = 2442194299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2442202291) 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, 608245 + ... + 612246.

It is an arithmetic number, because the mean of its divisors is an integer number (219688560).

Almost surely, 2^2442202491 is an apocalyptic number.

2442202491 is a deficient number, since it is larger than the sum of its proper divisors (1072814469).

2442202491 is a wasteful number, since it uses less digits than its factorization.

2442202491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220546.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 2442202491 is about 49418.6451756824. The cubic root of 2442202491 is about 1346.6680503599.

The spelling of 2442202491 in words is "two billion, four hundred forty-two million, two hundred two thousand, four hundred ninety-one".