2251051446 has 32 divisors (see below), whose sum is σ = 5368969728. Its totient is φ = 615193920.

The previous prime is 2251051421. The next prime is 2251051459. The reversal of 2251051446 is 6441501522.

It is a super-2 number, since 2×2251051446² = 10134465225077381832, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1164175 + ... + 1166106.

It is an arithmetic number, because the mean of its divisors is an integer number (167780304).

Almost surely, 2^2251051446 is an apocalyptic number.

2251051446 is an abundant number, since it is smaller than the sum of its proper divisors (3117918282).

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

2251051446 is a wasteful number, since it uses less digits than its factorization.

2251051446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2330316.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 2251051446 is about 47445.2468219947. The cubic root of 2251051446 is about 1310.5747814699.

Adding to 2251051446 its reverse (6441501522), we get a palindrome (8692552968).

The spelling of 2251051446 in words is "two billion, two hundred fifty-one million, fifty-one thousand, four hundred forty-six".