900387 has 6 divisors (see below), whose sum is σ = 1300572. Its totient is φ = 600252.

The previous prime is 900349. The next prime is 900397. The reversal of 900387 is 783009.

It is a happy number.

It is not a de Polignac number, because 900387 - 2⁷ = 900259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 900387.

It is not an unprimeable number, because it can be changed into a prime (900307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50013 + ... + 50030.

It is an arithmetic number, because the mean of its divisors is an integer number (216762).

2⁹⁰⁰³⁸⁷ is an apocalyptic number.

900387 is a deficient number, since it is larger than the sum of its proper divisors (400185).

900387 is a wasteful number, since it uses less digits than its factorization.

900387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100049 (or 100046 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 900387 is about 948.8872430379. The cubic root of 900387 is about 96.5627751587.

The spelling of 900387 in words is "nine hundred thousand, three hundred eighty-seven".