2251053530 has 64 divisors (see below), whose sum is σ = 4577264640. Its totient is φ = 789657600.

The previous prime is 2251053517. The next prime is 2251053533. The reversal of 2251053530 is 353501522.

It is a self number, because there is not a number n which added to its sum of digits gives 2251053530.

It is not an unprimeable number, because it can be changed into a prime (2251053533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1325642 + ... + 1327338.

It is an arithmetic number, because the mean of its divisors is an integer number (71519760).

Almost surely, 2^2251053530 is an apocalyptic number.

2251053530 is an abundant number, since it is smaller than the sum of its proper divisors (2326211110).

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

2251053530 is a wasteful number, since it uses less digits than its factorization.

2251053530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 2251053530 is about 47445.2687841475. The cubic root of 2251053530 is about 1310.5751859086.

The spelling of 2251053530 in words is "two billion, two hundred fifty-one million, fifty-three thousand, five hundred thirty".