2252055400 has 48 divisors (see below), whose sum is σ = 5984036640. Its totient is φ = 772132800.

The previous prime is 2252055391. The next prime is 2252055493. The reversal of 2252055400 is 45502522.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 802906 + ... + 805705.

It is an arithmetic number, because the mean of its divisors is an integer number (124667430).

Almost surely, 2^2252055400 is an apocalyptic number.

2252055400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252055400 is an abundant number, since it is smaller than the sum of its proper divisors (3731981240).

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

2252055400 is a wasteful number, since it uses less digits than its factorization.

2252055400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608634 (or 1608625 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 2252055400 is about 47455.8257751353. The cubic root of 2252055400 is about 1310.7695883957.

Adding to 2252055400 its reverse (45502522), we get a palindrome (2297557922).

The spelling of 2252055400 in words is "two billion, two hundred fifty-two million, fifty-five thousand, four hundred".