1116620 has 24 divisors (see below), whose sum is σ = 2421888. Its totient is φ = 432000.

The previous prime is 1116601. The next prime is 1116631. The reversal of 1116620 is 266111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281 + ... + 1520.

It is an arithmetic number, because the mean of its divisors is an integer number (100912).

2^1116620 is an apocalyptic number.

1116620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116620 is an abundant number, since it is smaller than the sum of its proper divisors (1305268).

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

1116620 is a wasteful number, since it uses less digits than its factorization.

1116620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841 (or 1839 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1116620 is about 1056.7024179020. The cubic root of 1116620 is about 103.7453087345.

The spelling of 1116620 in words is "one million, one hundred sixteen thousand, six hundred twenty".