84422452 has 12 divisors (see below), whose sum is σ = 147970116. Its totient is φ = 42145280.

The previous prime is 84422449. The next prime is 84422473. The reversal of 84422452 is 25422448.

It can be written as a sum of positive squares in 2 ways, for example, as 25040016 + 59382436 = 5004^2 + 7706^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 13549 + ... + 18772.

It is an arithmetic number, because the mean of its divisors is an integer number (12330843).

Almost surely, 2^84422452 is an apocalyptic number.

It is an amenable number.

84422452 is a deficient number, since it is larger than the sum of its proper divisors (63547664).

84422452 is a wasteful number, since it uses less digits than its factorization.

84422452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32978 (or 32976 counting only the distinct ones).

The product of its digits is 20480, while the sum is 31.

The square root of 84422452 is about 9188.1691320959. The cubic root of 84422452 is about 438.6848678353.

The spelling of 84422452 in words is "eighty-four million, four hundred twenty-two thousand, four hundred fifty-two".