1255202244 has 240 divisors, whose sum is σ = 3659040000. Its totient is φ = 373621248.

The previous prime is 1255202243. The next prime is 1255202261. The reversal of 1255202244 is 4422025521.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255202243) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 14103352 + ... + 14103440.

It is an arithmetic number, because the mean of its divisors is an integer number (15246000).

Almost surely, 2^1255202244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1255202244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1829520000).

1255202244 is an abundant number, since it is smaller than the sum of its proper divisors (2403837756).

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

1255202244 is a wasteful number, since it uses less digits than its factorization.

1255202244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 1255202244 is about 35428.8335117034. The cubic root of 1255202244 is about 1078.7096626784.

Adding to 1255202244 its reverse (4422025521), we get a palindrome (5677227765).

The spelling of 1255202244 in words is "one billion, two hundred fifty-five million, two hundred two thousand, two hundred forty-four".