2253161900 has 36 divisors (see below), whose sum is σ = 5333851320. Its totient is φ = 819331200.

The previous prime is 2253161849. The next prime is 2253161947. The reversal of 2253161900 is 91613522.

It is a super-2 number, since 2×2253161900² = 10153477095223220000, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 1023065 + ... + 1025264.

Almost surely, 2^2253161900 is an apocalyptic number.

2253161900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2253161900 is an abundant number, since it is smaller than the sum of its proper divisors (3080689420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2253161900 is a wasteful number, since it uses less digits than its factorization.

2253161900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048354 (or 2048347 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 2253161900 is about 47467.4825538494. The cubic root of 2253161900 is about 1310.9842262592.

The spelling of 2253161900 in words is "two billion, two hundred fifty-three million, one hundred sixty-one thousand, nine hundred".