1255300032 has 336 divisors, whose sum is σ = 4127967360. Its totient is φ = 335075328.

The previous prime is 1255300031. The next prime is 1255300063. The reversal of 1255300032 is 2300035521.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1255299981 and 1255300008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255300031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11731723 + ... + 11731829.

Almost surely, 2^1255300032 is an apocalyptic number.

1255300032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1255300032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2063983680).

1255300032 is an abundant number, since it is smaller than the sum of its proper divisors (2872667328).

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

1255300032 is a wasteful number, since it uses less digits than its factorization.

1255300032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 1255300032 is about 35430.2135471973. The cubic root of 1255300032 is about 1078.7376746639.

Adding to 1255300032 its reverse (2300035521), we get a palindrome (3555335553).

The spelling of 1255300032 in words is "one billion, two hundred fifty-five million, three hundred thousand, thirty-two".