84934542 has 48 divisors (see below), whose sum is σ = 215574912. Its totient is φ = 22060080.

The previous prime is 84934501. The next prime is 84934543. The reversal of 84934542 is 24543948.

It is a self number, because there is not a number n which added to its sum of digits gives 84934542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84934543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9898 + ... + 16365.

It is an arithmetic number, because the mean of its divisors is an integer number (4491144).

Almost surely, 2^84934542 is an apocalyptic number.

84934542 is an abundant number, since it is smaller than the sum of its proper divisors (130640370).

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

84934542 is a wasteful number, since it uses less digits than its factorization.

84934542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26293 (or 26286 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 84934542 is about 9215.9938151021. The cubic root of 84934542 is about 439.5700724754.

The spelling of 84934542 in words is "eighty-four million, nine hundred thirty-four thousand, five hundred forty-two".