84994542 has 16 divisors (see below), whose sum is σ = 188876880. Its totient is φ = 28331496.

The previous prime is 84994541. The next prime is 84994549. The reversal of 84994542 is 24549948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84994541) 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, 786933 + ... + 787040.

It is an arithmetic number, because the mean of its divisors is an integer number (11804805).

Almost surely, 2^84994542 is an apocalyptic number.

84994542 is an abundant number, since it is smaller than the sum of its proper divisors (103882338).

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

84994542 is a wasteful number, since it uses less digits than its factorization.

84994542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573984 (or 1573978 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 84994542 is about 9219.2484509313. The cubic root of 84994542 is about 439.6735560746.

It can be divided in two parts, 8499 and 4542, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 84994542 in words is "eighty-four million, nine hundred ninety-four thousand, five hundred forty-two".