598780400 has 120 divisors (see below), whose sum is σ = 1525683600. Its totient is φ = 225433600.

The previous prime is 598780397. The next prime is 598780537. The reversal of 598780400 is 4087895.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 474971 + ... + 476229.

It is an arithmetic number, because the mean of its divisors is an integer number (12714030).

Almost surely, 2^598780400 is an apocalyptic number.

598780400 is a gapful number since it is divisible by the number (50) 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 598780400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (762841800).

598780400 is an abundant number, since it is smaller than the sum of its proper divisors (926903200).

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

598780400 is a wasteful number, since it uses less digits than its factorization.

598780400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347 (or 1336 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 598780400 is about 24469.9897834061. The cubic root of 598780400 is about 842.8608051714.

The spelling of 598780400 in words is "five hundred ninety-eight million, seven hundred eighty thousand, four hundred".