7306420 has 24 divisors (see below), whose sum is σ = 16738848. Its totient is φ = 2656800.

The previous prime is 7306381. The next prime is 7306423. The reversal of 7306420 is 246037.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 7306391 and 7306400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7306423) 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, 16386 + ... + 16825.

It is an arithmetic number, because the mean of its divisors is an integer number (697452).

Almost surely, 2^7306420 is an apocalyptic number.

It is an amenable number.

7306420 is an abundant number, since it is smaller than the sum of its proper divisors (9432428).

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

7306420 is a wasteful number, since it uses less digits than its factorization.

7306420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33231 (or 33229 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 7306420 is about 2703.0390304248. The cubic root of 7306420 is about 194.0445924347.

The spelling of 7306420 in words is "seven million, three hundred six thousand, four hundred twenty".