1112550 has 24 divisors (see below), whose sum is σ = 2759496. Its totient is φ = 296640.

The previous prime is 1112549. The next prime is 1112561. The reversal of 1112550 is 552111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3559 + ... + 3858.

It is an arithmetic number, because the mean of its divisors is an integer number (114979).

2^1112550 is an apocalyptic number.

1112550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1112550 is an abundant number, since it is smaller than the sum of its proper divisors (1646946).

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

1112550 is a wasteful number, since it uses less digits than its factorization.

1112550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7432 (or 7427 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 1112550 is about 1054.7748574933. The cubic root of 1112550 is about 103.6191072026.

Adding to 1112550 its reverse (552111), we get a palindrome (1664661).

It can be divided in two parts, 11125 and 50, that added together give a triangular number (11175 = T₁₄₉).

The spelling of 1112550 in words is "one million, one hundred twelve thousand, five hundred fifty".