1620414360 has 96 divisors (see below), whose sum is σ = 5298078240. Its totient is φ = 429507072.

The previous prime is 1620414359. The next prime is 1620414413. The reversal of 1620414360 is 634140261.

1620414360 is a `hidden beast` number, since 1 + 620 + 4 + 1 + 4 + 36 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46644 + ... + 73596.

It is an arithmetic number, because the mean of its divisors is an integer number (55188315).

Almost surely, 2^1620414360 is an apocalyptic number.

1620414360 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 1620414360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2649039120).

1620414360 is an abundant number, since it is smaller than the sum of its proper divisors (3677663880).

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

1620414360 is a wasteful number, since it uses less digits than its factorization.

1620414360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27137 (or 27130 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1620414360 is about 40254.3706943731. The cubic root of 1620414360 is about 1174.5604174291.

The spelling of 1620414360 in words is "one billion, six hundred twenty million, four hundred fourteen thousand, three hundred sixty".