83424418 has 48 divisors (see below), whose sum is σ = 161566272. Its totient is φ = 31624560.

The previous prime is 83424403. The next prime is 83424433. The reversal of 83424418 is 81442438.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (83424403) and next prime (83424433).

It is a nialpdrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2254696 + ... + 2254732.

It is an arithmetic number, because the mean of its divisors is an integer number (3365964).

Almost surely, 2^83424418 is an apocalyptic number.

83424418 is a deficient number, since it is larger than the sum of its proper divisors (78141854).

83424418 is an frugal number, since it uses more digits than its factorization.

83424418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 57 counting only the distinct ones).

The product of its digits is 24576, while the sum is 34.

The square root of 83424418 is about 9133.6968419146. The cubic root of 83424418 is about 436.9493139935.

It can be divided in two parts, 834 and 24418, that added together give a palindrome (25252).

The spelling of 83424418 in words is "eighty-three million, four hundred twenty-four thousand, four hundred eighteen".