11742722 has 8 divisors (see below), whose sum is σ = 18541200. Its totient is φ = 5562324.

The previous prime is 11742713. The next prime is 11742751. The reversal of 11742722 is 22724711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11742691 and 11742700.

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, 154472 + ... + 154547.

It is an arithmetic number, because the mean of its divisors is an integer number (2317650).

Almost surely, 2^11742722 is an apocalyptic number.

11742722 is a deficient number, since it is larger than the sum of its proper divisors (6798478).

11742722 is a wasteful number, since it uses less digits than its factorization.

11742722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309040.

The product of its digits is 1568, while the sum is 26.

The square root of 11742722 is about 3426.7655303507. The cubic root of 11742722 is about 227.2948486686.

The spelling of 11742722 in words is "eleven million, seven hundred forty-two thousand, seven hundred twenty-two".