1013850 has 48 divisors (see below), whose sum is σ = 2797440. Its totient is φ = 270000.

The previous prime is 1013843. The next prime is 1013851. The reversal of 1013850 is 583101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1013851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 975 + ... + 1725.

It is an arithmetic number, because the mean of its divisors is an integer number (58280).

2^1013850 is an apocalyptic number.

1013850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1398720).

1013850 is an abundant number, since it is smaller than the sum of its proper divisors (1783590).

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

1013850 is a wasteful number, since it uses less digits than its factorization.

1013850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1013850 is about 1006.9011868103. The cubic root of 1013850 is about 100.4595515553.

Adding to 1013850 its reverse (583101), we get a palindrome (1596951).

The spelling of 1013850 in words is "one million, thirteen thousand, eight hundred fifty".