7268723464 has 8 divisors (see below), whose sum is σ = 13628856510. Its totient is φ = 3634361728.

The previous prime is 7268723443. The next prime is 7268723479. The reversal of 7268723464 is 4643278627.

It can be written as a sum of positive squares in only one way, i.e., 5371424100 + 1897299364 = 73290^2 + 43558^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×7268723464² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454295209 + ... + 454295224.

Almost surely, 2^7268723464 is an apocalyptic number.

It is an amenable number.

7268723464 is a deficient number, since it is larger than the sum of its proper divisors (6360133046).

7268723464 is a wasteful number, since it uses less digits than its factorization.

7268723464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908590439 (or 908590435 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 49.

The square root of 7268723464 is about 85256.8089011077. The cubic root of 7268723464 is about 1937.1030080775.

The spelling of 7268723464 in words is "seven billion, two hundred sixty-eight million, seven hundred twenty-three thousand, four hundred sixty-four".