2251169330 has 8 divisors (see below), whose sum is σ = 4052104812. Its totient is φ = 900467728.

The previous prime is 2251169317. The next prime is 2251169351. The reversal of 2251169330 is 339611522.

It can be written as a sum of positive squares in 2 ways, for example, as 2100297241 + 150872089 = 45829^2 + 12283^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112558457 + ... + 112558476.

Almost surely, 2^2251169330 is an apocalyptic number.

2251169330 is a deficient number, since it is larger than the sum of its proper divisors (1800935482).

2251169330 is a wasteful number, since it uses less digits than its factorization.

2251169330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225116940.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 2251169330 is about 47446.4891219572. The cubic root of 2251169330 is about 1310.5976586459.

The spelling of 2251169330 in words is "two billion, two hundred fifty-one million, one hundred sixty-nine thousand, three hundred thirty".