7522723 has 8 divisors (see below), whose sum is σ = 8213408. Its totient is φ = 6848064.

The previous prime is 7522643. The next prime is 7522741. The reversal of 7522723 is 3272257.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7522723 is a prime.

It is a super-2 number, since 2×7522723² = 113182722669458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7522691 and 7522700.

It is not an unprimeable number, because it can be changed into a prime (7522793) 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, 3015 + ... + 4912.

It is an arithmetic number, because the mean of its divisors is an integer number (1026676).

Almost surely, 2^7522723 is an apocalyptic number.

7522723 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

7522723 is a deficient number, since it is larger than the sum of its proper divisors (690685).

7522723 is a wasteful number, since it uses less digits than its factorization.

7522723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8013.

The product of its digits is 5880, while the sum is 28.

The square root of 7522723 is about 2742.7582831887. The cubic root of 7522723 is about 195.9408661676.

The spelling of 7522723 in words is "seven million, five hundred twenty-two thousand, seven hundred twenty-three".