1200497832 has 48 divisors (see below), whose sum is σ = 3253678740. Its totient is φ = 399879168.

The previous prime is 1200497821. The next prime is 1200497863. The reversal of 1200497832 is 2387940021.

It can be written as a sum of positive squares in 2 ways, for example, as 1140683076 + 59814756 = 33774^2 + 7734^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110968 + ... + 121304.

Almost surely, 2^1200497832 is an apocalyptic number.

1200497832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200497832 is an abundant number, since it is smaller than the sum of its proper divisors (2053180908).

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

1200497832 is a wasteful number, since it uses less digits than its factorization.

1200497832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11962 (or 11955 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1200497832 is about 34648.2009922593. The cubic root of 1200497832 is about 1062.8055003772.

The spelling of 1200497832 in words is "one billion, two hundred million, four hundred ninety-seven thousand, eight hundred thirty-two".