1201722676 has 48 divisors (see below), whose sum is σ = 2735953920. Its totient is φ = 447844320.

The previous prime is 1201722647. The next prime is 1201722713. The reversal of 1201722676 is 6762271021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77736 + ... + 91903.

It is an arithmetic number, because the mean of its divisors is an integer number (56999040).

Almost surely, 2^1201722676 is an apocalyptic number.

It is an amenable number.

1201722676 is an abundant number, since it is smaller than the sum of its proper divisors (1534231244).

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

1201722676 is a wasteful number, since it uses less digits than its factorization.

1201722676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169684 (or 169682 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 1201722676 is about 34665.8719203773. The cubic root of 1201722676 is about 1063.1668306056.

Adding to 1201722676 its reverse (6762271021), we get a palindrome (7963993697).

The spelling of 1201722676 in words is "one billion, two hundred one million, seven hundred twenty-two thousand, six hundred seventy-six".