1382301620 has 96 divisors (see below), whose sum is σ = 3521968128. Its totient is φ = 444874752.

The previous prime is 1382301601. The next prime is 1382301643. The reversal of 1382301620 is 261032831.

It is a self number, because there is not a number n which added to its sum of digits gives 1382301620.

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, 1601309 + ... + 1602171.

It is an arithmetic number, because the mean of its divisors is an integer number (36687168).

Almost surely, 2^1382301620 is an apocalyptic number.

1382301620 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 1382301620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1760984064).

1382301620 is an abundant number, since it is smaller than the sum of its proper divisors (2139666508).

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

1382301620 is a wasteful number, since it uses less digits than its factorization.

1382301620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569 (or 1567 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1382301620 is about 37179.3170996994. The cubic root of 1382301620 is about 1113.9548935426.

The spelling of 1382301620 in words is "one billion, three hundred eighty-two million, three hundred one thousand, six hundred twenty".