84641946 has 32 divisors (see below), whose sum is σ = 180351360. Its totient is φ = 26390016.

The previous prime is 84641933. The next prime is 84641957. The reversal of 84641946 is 64914648.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84641898 and 84641907.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 14550 + ... + 19518.

It is an arithmetic number, because the mean of its divisors is an integer number (5635980).

Almost surely, 2^84641946 is an apocalyptic number.

84641946 is an abundant number, since it is smaller than the sum of its proper divisors (95709414).

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

84641946 is a wasteful number, since it uses less digits than its factorization.

84641946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158.

The product of its digits is 165888, while the sum is 42.

The square root of 84641946 is about 9200.1057602617. The cubic root of 84641946 is about 439.0647247963.

The spelling of 84641946 in words is "eighty-four million, six hundred forty-one thousand, nine hundred forty-six".