901836 has 72 divisors (see below), whose sum is σ = 2568384. Its totient is φ = 264960.

The previous prime is 901819. The next prime is 901841. The reversal of 901836 is 638109.

901836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19165 + ... + 19211.

It is an arithmetic number, because the mean of its divisors is an integer number (35672).

2⁹⁰¹⁸³⁶ 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 901836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1284192).

901836 is an abundant number, since it is smaller than the sum of its proper divisors (1666548).

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

901836 is a wasteful number, since it uses less digits than its factorization.

901836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 901836 is about 949.6504620122. The cubic root of 901836 is about 96.6145471450.

The spelling of 901836 in words is "nine hundred one thousand, eight hundred thirty-six".