9013850 has 24 divisors (see below), whose sum is σ = 17178588. Its totient is φ = 3516800.

The previous prime is 9013817. The next prime is 9013853. The reversal of 9013850 is 583109.

9013850 = 309² + 310² + ... + 383².

It can be written as a sum of positive squares in 6 ways, for example, as 1067089 + 7946761 = 1033^2 + 2819^2 .

It is not an unprimeable number, because it can be changed into a prime (9013853) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149 + ... + 4248.

Almost surely, 2^9013850 is an apocalyptic number.

9013850 is a deficient number, since it is larger than the sum of its proper divisors (8164738).

9013850 is a wasteful number, since it uses less digits than its factorization.

9013850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4450 (or 4445 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 9013850 is about 3002.3074459489. The cubic root of 9013850 is about 208.1150282146.

Adding to 9013850 its reverse (583109), we get a palindrome (9596959).

The spelling of 9013850 in words is "nine million, thirteen thousand, eight hundred fifty".