1165938 has 8 divisors (see below), whose sum is σ = 2331888. Its totient is φ = 388644.

The previous prime is 1165937. The next prime is 1165943. The reversal of 1165938 is 8395611.

It is a sphenic number, since it is the product of 3 distinct primes.

1165938 is an admirable number.

It is a super-2 number, since 2×1165938² = 2718822839688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1165899 and 1165908.

It is not an unprimeable number, because it can be changed into a prime (1165933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97156 + ... + 97167.

It is an arithmetic number, because the mean of its divisors is an integer number (291486).

2^1165938 is an apocalyptic number.

1165938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1165938 is a wasteful number, since it uses less digits than its factorization.

1165938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194328.

The product of its digits is 6480, while the sum is 33.

The square root of 1165938 is about 1079.7860899271. The cubic root of 1165938 is about 105.2507386313.

The spelling of 1165938 in words is "one million, one hundred sixty-five thousand, nine hundred thirty-eight".