901397868 has 96 divisors (see below), whose sum is σ = 2580286464. Its totient is φ = 239044608.

The previous prime is 901397839. The next prime is 901397873. The reversal of 901397868 is 868793109.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 901397868.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99921 + ... + 108567.

It is an arithmetic number, because the mean of its divisors is an integer number (26877984).

Almost surely, 2^901397868 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 901397868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1290143232).

901397868 is an abundant number, since it is smaller than the sum of its proper divisors (1678888596).

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

901397868 is a wasteful number, since it uses less digits than its factorization.

901397868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8751 (or 8749 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 51.

The square root of 901397868 is about 30023.2887605605. The cubic root of 901397868 is about 965.9889877822.

The spelling of 901397868 in words is "nine hundred one million, three hundred ninety-seven thousand, eight hundred sixty-eight".