1598364 has 36 divisors (see below), whose sum is σ = 4182360. Its totient is φ = 514080.

The previous prime is 1598341. The next prime is 1598371. The reversal of 1598364 is 4638951.

1598364 is a `hidden beast` number, since 1 + 598 + 3 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 279 + ... + 1809.

2^1598364 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 1598364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2091180).

1598364 is an abundant number, since it is smaller than the sum of its proper divisors (2583996).

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

1598364 is a wasteful number, since it uses less digits than its factorization.

1598364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570 (or 1565 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1598364 is about 1264.2642128922. The cubic root of 1598364 is about 116.9208318253.

The spelling of 1598364 in words is "one million, five hundred ninety-eight thousand, three hundred sixty-four".