7413320 has 32 divisors (see below), whose sum is σ = 17134200. Its totient is φ = 2884608.

The previous prime is 7413319. The next prime is 7413331. The reversal of 7413320 is 233147.

It can be written as a sum of positive squares in 4 ways, for example, as 6959044 + 454276 = 2638^2 + 674^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 7413292 and 7413301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1025 + ... + 3984.

Almost surely, 2^7413320 is an apocalyptic number.

It is an amenable number.

7413320 is an abundant number, since it is smaller than the sum of its proper divisors (9720880).

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

7413320 is a wasteful number, since it uses less digits than its factorization.

7413320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5057 (or 5053 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 7413320 is about 2722.7412657100. The cubic root of 7413320 is about 194.9863676641.

Adding to 7413320 its reverse (233147), we get a palindrome (7646467).

The spelling of 7413320 in words is "seven million, four hundred thirteen thousand, three hundred twenty".