722307134 has 16 divisors (see below), whose sum is σ = 1131217920. Its totient is φ = 345252600.

The previous prime is 722307133. The next prime is 722307149. The reversal of 722307134 is 431703227.

It is a junction number, because it is equal to n+sod(n) for n = 722307097 and 722307106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722307133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104807 + ... + 111485.

It is an arithmetic number, because the mean of its divisors is an integer number (70701120).

Almost surely, 2^722307134 is an apocalyptic number.

722307134 is a deficient number, since it is larger than the sum of its proper divisors (408910786).

722307134 is a wasteful number, since it uses less digits than its factorization.

722307134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9055.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 722307134 is about 26875.7722493699. The cubic root of 722307134 is about 897.2372620330.

The spelling of 722307134 in words is "seven hundred twenty-two million, three hundred seven thousand, one hundred thirty-four".