7713420 has 192 divisors, whose sum is σ = 27095040. Its totient is φ = 1612800.

The previous prime is 7713413. The next prime is 7713443. The reversal of 7713420 is 243177.

7713420 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 248805 + ... + 248835.

It is an arithmetic number, because the mean of its divisors is an integer number (141120).

Almost surely, 2^7713420 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 7713420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13547520).

7713420 is an abundant number, since it is smaller than the sum of its proper divisors (19381620).

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

7713420 is a wasteful number, since it uses less digits than its factorization.

7713420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 7713420 is about 2777.3044485616. The cubic root of 7713420 is about 197.5827351916.

Adding to 7713420 its reverse (243177), we get a palindrome (7956597).

The spelling of 7713420 in words is "seven million, seven hundred thirteen thousand, four hundred twenty".