10239894 has 48 divisors (see below), whose sum is σ = 25552800. Its totient is φ = 2903040.

The previous prime is 10239881. The next prime is 10239907. The reversal of 10239894 is 49893201.

It is an interprime number because it is at equal distance from previous prime (10239881) and next prime (10239907).

It is a congruent number.

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, 22582 + ... + 23030.

It is an arithmetic number, because the mean of its divisors is an integer number (532350).

Almost surely, 2^10239894 is an apocalyptic number.

10239894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10239894, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12776400).

10239894 is an abundant number, since it is smaller than the sum of its proper divisors (15312906).

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

10239894 is a wasteful number, since it uses less digits than its factorization.

10239894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 10239894 is about 3199.9834374571. The cubic root of 10239894 is about 217.1526600326.

The spelling of 10239894 in words is "ten million, two hundred thirty-nine thousand, eight hundred ninety-four".