7422523 has 8 divisors (see below), whose sum is σ = 7918992. Its totient is φ = 6932736.

The previous prime is 7422497. The next prime is 7422539. The reversal of 7422523 is 3252247.

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

It is not a de Polignac number, because 7422523 - 2⁹ = 7422011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7422223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736 + ... + 3922.

It is an arithmetic number, because the mean of its divisors is an integer number (989874).

Almost surely, 2^7422523 is an apocalyptic number.

7422523 is a deficient number, since it is larger than the sum of its proper divisors (496469).

7422523 is a wasteful number, since it uses less digits than its factorization.

7422523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341.

The product of its digits is 3360, while the sum is 25.

The square root of 7422523 is about 2724.4307662336. The cubic root of 7422523 is about 195.0670205744.

The spelling of 7422523 in words is "seven million, four hundred twenty-two thousand, five hundred twenty-three".