2251374930 has 96 divisors (see below), whose sum is σ = 6697327104. Its totient is φ = 514021248.

The previous prime is 2251374913. The next prime is 2251374959. The reversal of 2251374930 is 394731522.

2251374930 is a `hidden beast` number, since 2 + 251 + 374 + 9 + 30 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 834664 + ... + 837356.

It is an arithmetic number, because the mean of its divisors is an integer number (69763824).

Almost surely, 2^2251374930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2251374930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3348663552).

2251374930 is an abundant number, since it is smaller than the sum of its proper divisors (4445952174).

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

2251374930 is a wasteful number, since it uses less digits than its factorization.

2251374930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040 (or 4037 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 2251374930 is about 47448.6557238453. The cubic root of 2251374930 is about 1310.6375565295.

The spelling of 2251374930 in words is "two billion, two hundred fifty-one million, three hundred seventy-four thousand, nine hundred thirty".