1196720 has 40 divisors (see below), whose sum is σ = 3181344. Its totient is φ = 410112.

The previous prime is 1196719. The next prime is 1196729. The reversal of 1196720 is 276911.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 1196720.

It is not an unprimeable number, because it can be changed into a prime (1196729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509 + ... + 1628.

2^1196720 is an apocalyptic number.

1196720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1196720 is an abundant number, since it is smaller than the sum of its proper divisors (1984624).

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

1196720 is a wasteful number, since it uses less digits than its factorization.

1196720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157 (or 2151 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 1196720 is about 1093.9469822619. The cubic root of 1196720 is about 106.1689485673.

The spelling of 1196720 in words is "one million, one hundred ninety-six thousand, seven hundred twenty".