801397536 has 96 divisors (see below), whose sum is σ = 2179457280. Its totient is φ = 257666304.

The previous prime is 801397507. The next prime is 801397547. The reversal of 801397536 is 635793108.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341455 + ... + 343793.

It is an arithmetic number, because the mean of its divisors is an integer number (22702680).

Almost surely, 2^801397536 is an apocalyptic number.

801397536 is a gapful number since it is divisible by the number (86) 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 801397536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1089728640).

801397536 is an abundant number, since it is smaller than the sum of its proper divisors (1378059744).

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

801397536 is a wasteful number, since it uses less digits than its factorization.

801397536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478 (or 2470 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 801397536 is about 28308.9656469466. The cubic root of 801397536 is about 928.8580178771.

The spelling of 801397536 in words is "eight hundred one million, three hundred ninety-seven thousand, five hundred thirty-six".