2251394010 has 24 divisors (see below), whose sum is σ = 5853624660. Its totient is φ = 600371712.

The previous prime is 2251393987. The next prime is 2251394029. The reversal of 2251394010 is 104931522.

2251394010 is a `hidden beast` number, since 2 + 251 + 3 + 9 + 401 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2213608401 + 37785609 = 47049^2 + 6147^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12507655 + ... + 12507834.

Almost surely, 2^2251394010 is an apocalyptic number.

2251394010 is an abundant number, since it is smaller than the sum of its proper divisors (3602230650).

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

2251394010 is a wasteful number, since it uses less digits than its factorization.

2251394010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25015502 (or 25015499 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2251394010 is about 47448.8567828562. The cubic root of 2251394010 is about 1310.6412589921.

The spelling of 2251394010 in words is "two billion, two hundred fifty-one million, three hundred ninety-four thousand, ten".