2251892146 has 16 divisors (see below), whose sum is σ = 3861173376. Its totient is φ = 964899936.

The previous prime is 2251892129. The next prime is 2251892171. The reversal of 2251892146 is 6412981522.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2251892099 and 2251892108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70710 + ... + 97486.

It is an arithmetic number, because the mean of its divisors is an integer number (241323336).

Almost surely, 2^2251892146 is an apocalyptic number.

2251892146 is a deficient number, since it is larger than the sum of its proper divisors (1609281230).

2251892146 is a wasteful number, since it uses less digits than its factorization.

2251892146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32793.

The product of its digits is 69120, while the sum is 40.

The square root of 2251892146 is about 47454.1056811737. The cubic root of 2251892146 is about 1310.7379145820.

The spelling of 2251892146 in words is "two billion, two hundred fifty-one million, eight hundred ninety-two thousand, one hundred forty-six".