722037742 has 4 divisors (see below), whose sum is σ = 1083056616. Its totient is φ = 361018870.

The previous prime is 722037731. The next prime is 722037751. The reversal of 722037742 is 247730227.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 722037698 and 722037707.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180509434 + ... + 180509437.

It is an arithmetic number, because the mean of its divisors is an integer number (270764154).

Almost surely, 2^722037742 is an apocalyptic number.

722037742 is a deficient number, since it is larger than the sum of its proper divisors (361018874).

722037742 is a wasteful number, since it uses less digits than its factorization.

722037742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361018873.

The product of its (nonzero) digits is 32928, while the sum is 34.

The square root of 722037742 is about 26870.7599818092. The cubic root of 722037742 is about 897.1257034893.

Adding to 722037742 its reverse (247730227), we get a palindrome (969767969).

The spelling of 722037742 in words is "seven hundred twenty-two million, thirty-seven thousand, seven hundred forty-two".