84904946 has 36 divisors (see below), whose sum is σ = 151173918. Its totient is φ = 35659008.

The previous prime is 84904927. The next prime is 84904951. The reversal of 84904946 is 64940948.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 79405921 + 5499025 = 8911^2 + 2345^2 .

It is a junction number, because it is equal to n+sod(n) for n = 84904897 and 84904906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 439826 + ... + 440018.

Almost surely, 2^84904946 is an apocalyptic number.

84904946 is a deficient number, since it is larger than the sum of its proper divisors (66268972).

84904946 is a wasteful number, since it uses less digits than its factorization.

84904946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 84904946 is about 9214.3879883582. The cubic root of 84904946 is about 439.5190095159.

The spelling of 84904946 in words is "eighty-four million, nine hundred four thousand, nine hundred forty-six".