8414740 has 12 divisors (see below), whose sum is σ = 17670996. Its totient is φ = 3365888.

The previous prime is 8414737. The next prime is 8414743. The reversal of 8414740 is 474148.

8414740 is nontrivially palindromic in base 9.

It is an interprime number because it is at equal distance from previous prime (8414737) and next prime (8414743).

It can be written as a sum of positive squares in 2 ways, for example, as 3671056 + 4743684 = 1916^2 + 2178^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8414699 and 8414708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8414743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210349 + ... + 210388.

It is an arithmetic number, because the mean of its divisors is an integer number (1472583).

Almost surely, 2^8414740 is an apocalyptic number.

It is an amenable number.

8414740 is an abundant number, since it is smaller than the sum of its proper divisors (9256256).

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

8414740 is a wasteful number, since it uses less digits than its factorization.

8414740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420746 (or 420744 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 8414740 is about 2900.8171262594. The cubic root of 8414740 is about 203.3981041228.

Adding to 8414740 its reverse (474148), we get a palindrome (8888888).

The spelling of 8414740 in words is "eight million, four hundred fourteen thousand, seven hundred forty".