84062542 has 4 divisors (see below), whose sum is σ = 126093816. Its totient is φ = 42031270.

The previous prime is 84062533. The next prime is 84062543. The reversal of 84062542 is 24526048.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84062543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21015634 + ... + 21015637.

It is an arithmetic number, because the mean of its divisors is an integer number (31523454).

Almost surely, 2^84062542 is an apocalyptic number.

84062542 is a deficient number, since it is larger than the sum of its proper divisors (42031274).

84062542 is a wasteful number, since it uses less digits than its factorization.

84062542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42031273.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 84062542 is about 9168.5627008817. The cubic root of 84062542 is about 438.0605790428.

The spelling of 84062542 in words is "eighty-four million, sixty-two thousand, five hundred forty-two".