1598559040 has 112 divisors (see below), whose sum is σ = 4122115200. Its totient is φ = 586967040.

The previous prime is 1598558987. The next prime is 1598559047. The reversal of 1598559040 is 409558951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1598559047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 826875 + ... + 828805.

It is an arithmetic number, because the mean of its divisors is an integer number (36804600).

Almost surely, 2^1598559040 is an apocalyptic number.

1598559040 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 1598559040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2061057600).

1598559040 is an abundant number, since it is smaller than the sum of its proper divisors (2523556160).

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

1598559040 is a wasteful number, since it uses less digits than its factorization.

1598559040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160 (or 2150 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 46.

The square root of 1598559040 is about 39981.9839427710. The cubic root of 1598559040 is about 1169.2558737773.

The spelling of 1598559040 in words is "one billion, five hundred ninety-eight million, five hundred fifty-nine thousand, forty".