938985 has 16 divisors (see below), whose sum is σ = 1529280. Its totient is φ = 491840.

The previous prime is 938983. The next prime is 938989. The reversal of 938985 is 589839.

938985 = 96² + 97² + ... + 154².

It is not a de Polignac number, because 938985 - 2¹ = 938983 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 938985.

It is not an unprimeable number, because it can be changed into a prime (938981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355 + ... + 1415.

It is an arithmetic number, because the mean of its divisors is an integer number (95580).

2⁹³⁸⁹⁸⁵ is an apocalyptic number.

It is an amenable number.

938985 is a deficient number, since it is larger than the sum of its proper divisors (590295).

938985 is a wasteful number, since it uses less digits than its factorization.

938985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128.

The product of its digits is 77760, while the sum is 42.

The square root of 938985 is about 969.0123838218. The cubic root of 938985 is about 97.9233400210.

The spelling of 938985 in words is "nine hundred thirty-eight thousand, nine hundred eighty-five".