798901506 has 96 divisors (see below), whose sum is σ = 1917512688. Its totient is φ = 238878720.

The previous prime is 798901463. The next prime is 798901507. The reversal of 798901506 is 605109897.

It can be written as a sum of positive squares in 8 ways, for example, as 264875625 + 534025881 = 16275^2 + 23109^2 .

It is not an unprimeable number, because it can be changed into a prime (798901507) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1384290 + ... + 1384866.

Almost surely, 2^798901506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 798901506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (958756344).

798901506 is an abundant number, since it is smaller than the sum of its proper divisors (1118611182).

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

798901506 is a wasteful number, since it uses less digits than its factorization.

798901506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756 (or 753 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 798901506 is about 28264.8457628907. The cubic root of 798901506 is about 927.8926756395.

The spelling of 798901506 in words is "seven hundred ninety-eight million, nine hundred one thousand, five hundred six".