2552321370 has 64 divisors (see below), whose sum is σ = 6265921536. Its totient is φ = 665071680.

The previous prime is 2552321353. The next prime is 2552321461. The reversal of 2552321370 is 731232552.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1283517 + ... + 1285503.

It is an arithmetic number, because the mean of its divisors is an integer number (97905024).

Almost surely, 2^2552321370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2552321370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3132960768).

2552321370 is an abundant number, since it is smaller than the sum of its proper divisors (3713600166).

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

2552321370 is a wasteful number, since it uses less digits than its factorization.

2552321370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2955.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 2552321370 is about 50520.5044511632. The cubic root of 2552321370 is about 1366.6116508358.

The spelling of 2552321370 in words is "two billion, five hundred fifty-two million, three hundred twenty-one thousand, three hundred seventy".