1197772 has 12 divisors (see below), whose sum is σ = 2106216. Its totient is φ = 596000.

The previous prime is 1197767. The next prime is 1197799. The reversal of 1197772 is 2777911.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408 + ... + 1600.

It is an arithmetic number, because the mean of its divisors is an integer number (175518).

2^1197772 is an apocalyptic number.

It is an amenable number.

1197772 is a deficient number, since it is larger than the sum of its proper divisors (908444).

1197772 is a wasteful number, since it uses less digits than its factorization.

1197772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448 (or 1446 counting only the distinct ones).

The product of its digits is 6174, while the sum is 34.

The square root of 1197772 is about 1094.4277043277. The cubic root of 1197772 is about 106.2000494158.

The spelling of 1197772 in words is "one million, one hundred ninety-seven thousand, seven hundred seventy-two".