2251500430 has 8 divisors (see below), whose sum is σ = 4052700792. Its totient is φ = 900600168.

The previous prime is 2251500421. The next prime is 2251500439. The reversal of 2251500430 is 340051522.

It is an interprime number because it is at equal distance from previous prime (2251500421) and next prime (2251500439).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251500439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112575012 + ... + 112575031.

It is an arithmetic number, because the mean of its divisors is an integer number (506587599).

Almost surely, 2^2251500430 is an apocalyptic number.

2251500430 is a deficient number, since it is larger than the sum of its proper divisors (1801200362).

2251500430 is a wasteful number, since it uses less digits than its factorization.

2251500430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225150050.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2251500430 is about 47449.9781875608. The cubic root of 2251500430 is about 1310.6619093454.

Adding to 2251500430 its reverse (340051522), we get a palindrome (2591551952).

It can be divided in two parts, 2251 and 500430, that added together give a square (502681 = 709²).

The spelling of 2251500430 in words is "two billion, two hundred fifty-one million, five hundred thousand, four hundred thirty".