2251772098 has 16 divisors (see below), whose sum is σ = 3464202816. Its totient is φ = 1097319600.

The previous prime is 2251772071. The next prime is 2251772119. The reversal of 2251772098 is 8902771522.

It is an unprimeable number.

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, 54336 + ... + 86347.

It is an arithmetic number, because the mean of its divisors is an integer number (216512676).

Almost surely, 2^2251772098 is an apocalyptic number.

2251772098 is a deficient number, since it is larger than the sum of its proper divisors (1212430718).

2251772098 is a wasteful number, since it uses less digits than its factorization.

2251772098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140889.

The product of its (nonzero) digits is 141120, while the sum is 43.

The square root of 2251772098 is about 47452.8407790303. The cubic root of 2251772098 is about 1310.7146224272.

The spelling of 2251772098 in words is "two billion, two hundred fifty-one million, seven hundred seventy-two thousand, ninety-eight".