801329598 has 80 divisors (see below), whose sum is σ = 1899303120. Its totient is φ = 251817984.

The previous prime is 801329593. The next prime is 801329623. The reversal of 801329598 is 895923108.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801329593) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 790540 + ... + 791552.

It is an arithmetic number, because the mean of its divisors is an integer number (23741289).

Almost surely, 2^801329598 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 801329598, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (949651560).

801329598 is an abundant number, since it is smaller than the sum of its proper divisors (1097973522).

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

801329598 is a wasteful number, since it uses less digits than its factorization.

801329598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 801329598 is about 28307.7656836424. The cubic root of 801329598 is about 928.8317693398.

The spelling of 801329598 in words is "eight hundred one million, three hundred twenty-nine thousand, five hundred ninety-eight".