1302772080 has 160 divisors (see below), whose sum is σ = 4126235904. Its totient is φ = 339959808.

The previous prime is 1302772061. The next prime is 1302772147. The reversal of 1302772080 is 802772031.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2490699 + ... + 2491221.

Almost surely, 2^1302772080 is an apocalyptic number.

1302772080 is a gapful number since it is divisible by the number (10) 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 1302772080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2063117952).

1302772080 is an abundant number, since it is smaller than the sum of its proper divisors (2823463824).

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

1302772080 is a wasteful number, since it uses less digits than its factorization.

1302772080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743 (or 737 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 1302772080 is about 36093.9341164135. The cubic root of 1302772080 is about 1092.1680831851.

The spelling of 1302772080 in words is "one billion, three hundred two million, seven hundred seventy-two thousand, eighty".