7449423 has 4 divisors (see below), whose sum is σ = 9932568. Its totient is φ = 4966280.

The previous prime is 7449397. The next prime is 7449461. The reversal of 7449423 is 3249447.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7449423 - 2¹² = 7445327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7449473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1241568 + ... + 1241573.

It is an arithmetic number, because the mean of its divisors is an integer number (2483142).

Almost surely, 2^7449423 is an apocalyptic number.

7449423 is a deficient number, since it is larger than the sum of its proper divisors (2483145).

7449423 is a wasteful number, since it uses less digits than its factorization.

7449423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483144.

The product of its digits is 24192, while the sum is 33.

The square root of 7449423 is about 2729.3631125228. The cubic root of 7449423 is about 195.3023842398.

The spelling of 7449423 in words is "seven million, four hundred forty-nine thousand, four hundred twenty-three".