723134601 has 24 divisors (see below), whose sum is σ = 1246220640. Its totient is φ = 413219016.

The previous prime is 723134591. The next prime is 723134603. The reversal of 723134601 is 106431327.

723134601 is a `hidden beast` number, since 7 + 23 + 1 + 34 + 601 = 666.

It is not a de Polignac number, because 723134601 - 2⁶ = 723134537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (723134603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 271971 + ... + 274616.

It is an arithmetic number, because the mean of its divisors is an integer number (51925860).

Almost surely, 2^723134601 is an apocalyptic number.

It is an amenable number.

723134601 is a deficient number, since it is larger than the sum of its proper divisors (523086039).

723134601 is a wasteful number, since it uses less digits than its factorization.

723134601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546610 (or 546597 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 723134601 is about 26891.1621355419. The cubic root of 723134601 is about 897.5797529499.

Adding to 723134601 its reverse (106431327), we get a palindrome (829565928).

The spelling of 723134601 in words is "seven hundred twenty-three million, one hundred thirty-four thousand, six hundred one".