598440072 has 64 divisors (see below), whose sum is σ = 1541736000. Its totient is φ = 193432320.

The previous prime is 598440071. The next prime is 598440077. The reversal of 598440072 is 270044895.

It is a self number, because there is not a number n which added to its sum of digits gives 598440072.

It is not an unprimeable number, because it can be changed into a prime (598440071) 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, 308947 + ... + 310877.

It is an arithmetic number, because the mean of its divisors is an integer number (24089625).

Almost surely, 2^598440072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 598440072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (770868000).

598440072 is an abundant number, since it is smaller than the sum of its proper divisors (943295928).

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

598440072 is a wasteful number, since it uses less digits than its factorization.

598440072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326 (or 2322 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 598440072 is about 24463.0348076440. The cubic root of 598440072 is about 842.7010896928.

It can be divided in two parts, 5984 and 40072, that added together give a triangular number (46056 = T₃₀₃).

The spelling of 598440072 in words is "five hundred ninety-eight million, four hundred forty thousand, seventy-two".