84542946 has 32 divisors (see below), whose sum is σ = 176299200. Its totient is φ = 26994240.

The previous prime is 84542923. The next prime is 84542981. The reversal of 84542946 is 64924548.

It is a junction number, because it is equal to n+sod(n) for n = 84542898 and 84542907.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20940 + ... + 24648.

It is an arithmetic number, because the mean of its divisors is an integer number (5509350).

Almost surely, 2^84542946 is an apocalyptic number.

84542946 is an abundant number, since it is smaller than the sum of its proper divisors (91756254).

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

84542946 is a wasteful number, since it uses less digits than its factorization.

84542946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3874.

The product of its digits is 276480, while the sum is 42.

The square root of 84542946 is about 9194.7238131441. The cubic root of 84542946 is about 438.8934765055.

The spelling of 84542946 in words is "eighty-four million, five hundred forty-two thousand, nine hundred forty-six".