1165672 has 8 divisors (see below), whose sum is σ = 2185650. Its totient is φ = 582832.

The previous prime is 1165667. The next prime is 1165691. The reversal of 1165672 is 2765611.

It can be written as a sum of positive squares in only one way, i.e., 1110916 + 54756 = 1054^2 + 234^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×1165672³ = 4751714607568633344, which contains 333 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1165672.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72847 + ... + 72862.

2^1165672 is an apocalyptic number.

It is an amenable number.

1165672 is a deficient number, since it is larger than the sum of its proper divisors (1019978).

1165672 is a wasteful number, since it uses less digits than its factorization.

1165672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145715 (or 145711 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 1165672 is about 1079.6629103567. The cubic root of 1165672 is about 105.2427339673.

The spelling of 1165672 in words is "one million, one hundred sixty-five thousand, six hundred seventy-two".