722701953 has 32 divisors (see below), whose sum is σ = 1125820800. Its totient is φ = 457531200.

The previous prime is 722701951. The next prime is 722701997. The reversal of 722701953 is 359107227.

It is not a de Polignac number, because 722701953 - 2¹ = 722701951 is a prime.

It is a super-2 number, since 2×722701953² = 1044596225740028418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (722701951) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 40198 + ... + 55328.

It is an arithmetic number, because the mean of its divisors is an integer number (35181900).

Almost surely, 2^722701953 is an apocalyptic number.

It is an amenable number.

722701953 is a deficient number, since it is larger than the sum of its proper divisors (403118847).

722701953 is a wasteful number, since it uses less digits than its factorization.

722701953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15230 (or 15224 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 722701953 is about 26883.1165046019. The cubic root of 722701953 is about 897.4007113364.

The spelling of 722701953 in words is "seven hundred twenty-two million, seven hundred one thousand, nine hundred fifty-three".