1165416 has 48 divisors (see below), whose sum is σ = 3392640. Its totient is φ = 332640.

The previous prime is 1165399. The next prime is 1165421. The reversal of 1165416 is 6145611.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 681 + ... + 1671.

It is an arithmetic number, because the mean of its divisors is an integer number (70680).

2^1165416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1165416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1696320).

1165416 is an abundant number, since it is smaller than the sum of its proper divisors (2227224).

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

1165416 is a wasteful number, since it uses less digits than its factorization.

1165416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014 (or 1003 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 1165416 is about 1079.5443483248. The cubic root of 1165416 is about 105.2350290805.

The spelling of 1165416 in words is "one million, one hundred sixty-five thousand, four hundred sixteen".