984542 has 16 divisors (see below), whose sum is σ = 1674960. Its totient is φ = 430272.

The previous prime is 984541. The next prime is 984563. The reversal of 984542 is 245489.

It is a junction number, because it is equal to n+sod(n) for n = 984499 and 984508.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 984542.

It is not an unprimeable number, because it can be changed into a prime (984541) 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, 503 + ... + 1490.

It is an arithmetic number, because the mean of its divisors is an integer number (104685).

2⁹⁸⁴⁵⁴² is an apocalyptic number.

984542 is a deficient number, since it is larger than the sum of its proper divisors (690418).

984542 is a wasteful number, since it uses less digits than its factorization.

984542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027.

The product of its digits is 11520, while the sum is 32.

The square root of 984542 is about 992.2408981694. The cubic root of 984542 is about 99.4820552978.

The spelling of 984542 in words is "nine hundred eighty-four thousand, five hundred forty-two".