84038518 has 8 divisors (see below), whose sum is σ = 126329112. Its totient is φ = 41928816.

The previous prime is 84038509. The next prime is 84038519. The reversal of 84038518 is 81583048.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84038519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44055 + ... + 45922.

It is an arithmetic number, because the mean of its divisors is an integer number (15791139).

Almost surely, 2^84038518 is an apocalyptic number.

84038518 is a deficient number, since it is larger than the sum of its proper divisors (42290594).

84038518 is a wasteful number, since it uses less digits than its factorization.

84038518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90446.

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 84038518 is about 9167.2524782510. The cubic root of 84038518 is about 438.0188443620.

The spelling of 84038518 in words is "eighty-four million, thirty-eight thousand, five hundred eighteen".