7423488 has 100 divisors (see below), whose sum is σ = 22280940. Its totient is φ = 2460672.

The previous prime is 7423487. The next prime is 7423489. The reversal of 7423488 is 8843247.

It is an interprime number because it is at equal distance from previous prime (7423487) and next prime (7423489).

It is a super-2 number, since 2×7423488² = 110216348172288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7423487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 41383 + ... + 41561.

Almost surely, 2^7423488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7423488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11140470).

7423488 is an abundant number, since it is smaller than the sum of its proper divisors (14857452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7423488 is an equidigital number, since it uses as much as digits as its factorization.

7423488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 184 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 7423488 is about 2724.6078616931. The cubic root of 7423488 is about 195.0754737431.

The spelling of 7423488 in words is "seven million, four hundred twenty-three thousand, four hundred eighty-eight".