84438462 has 16 divisors (see below), whose sum is σ = 169180560. Its totient is φ = 28095552.

The previous prime is 84438433. The next prime is 84438467. The reversal of 84438462 is 26483448.

It is a self number, because there is not a number n which added to its sum of digits gives 84438462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84438467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8953 + ... + 15780.

It is an arithmetic number, because the mean of its divisors is an integer number (10573785).

Almost surely, 2^84438462 is an apocalyptic number.

84438462 is an abundant number, since it is smaller than the sum of its proper divisors (84742098).

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

84438462 is a wasteful number, since it uses less digits than its factorization.

84438462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25307.

The product of its digits is 147456, while the sum is 39.

The square root of 84438462 is about 9189.0403198593. The cubic root of 84438462 is about 438.7125970339.

The spelling of 84438462 in words is "eighty-four million, four hundred thirty-eight thousand, four hundred sixty-two".