7342427 has 4 divisors (see below), whose sum is σ = 7374720. Its totient is φ = 7310136.

The previous prime is 7342421. The next prime is 7342441. The reversal of 7342427 is 7242437.

7342427 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7342427 is a prime.

It is a super-2 number, since 2×7342427² = 107822468500658, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7342427.

It is not an unprimeable number, because it can be changed into a prime (7342421) 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, 15803 + ... + 16260.

It is an arithmetic number, because the mean of its divisors is an integer number (1843680).

Almost surely, 2^7342427 is an apocalyptic number.

7342427 is a deficient number, since it is larger than the sum of its proper divisors (32293).

7342427 is a wasteful number, since it uses less digits than its factorization.

7342427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32292.

The product of its digits is 9408, while the sum is 29.

The square root of 7342427 is about 2709.6913108323. The cubic root of 7342427 is about 194.3628293369.

The spelling of 7342427 in words is "seven million, three hundred forty-two thousand, four hundred twenty-seven".