1260603828 has 36 divisors (see below), whose sum is σ = 3476211648. Its totient is φ = 382001040.

The previous prime is 1260603823. The next prime is 1260603829. The reversal of 1260603828 is 8283060621.

1260603828 is a `hidden beast` number, since 1 + 26 + 0 + 603 + 8 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1260603828² = 3178244022336507168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1260603792 and 1260603801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260603821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1591276 + ... + 1592067.

Almost surely, 2^1260603828 is an apocalyptic number.

1260603828 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1260603828 is an abundant number, since it is smaller than the sum of its proper divisors (2215607820).

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

1260603828 is a wasteful number, since it uses less digits than its factorization.

1260603828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183364 (or 3183359 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1260603828 is about 35504.9831432153. The cubic root of 1260603828 is about 1080.2548061336.

The spelling of 1260603828 in words is "one billion, two hundred sixty million, six hundred three thousand, eight hundred twenty-eight".