7421343 has 8 divisors (see below), whose sum is σ = 10416000. Its totient is φ = 4687128.

The previous prime is 7421329. The next prime is 7421357. The reversal of 7421343 is 3431247.

It is an interprime number because it is at equal distance from previous prime (7421329) and next prime (7421357).

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

It is not a de Polignac number, because 7421343 - 2¹³ = 7413151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7421363) 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, 65043 + ... + 65156.

It is an arithmetic number, because the mean of its divisors is an integer number (1302000).

Almost surely, 2^7421343 is an apocalyptic number.

7421343 is a deficient number, since it is larger than the sum of its proper divisors (2994657).

7421343 is a wasteful number, since it uses less digits than its factorization.

7421343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130221.

The product of its digits is 2016, while the sum is 24.

The square root of 7421343 is about 2724.2141986268. The cubic root of 7421343 is about 195.0566830614.

The spelling of 7421343 in words is "seven million, four hundred twenty-one thousand, three hundred forty-three".