84622874 has 32 divisors (see below), whose sum is σ = 150387840. Its totient is φ = 34961472.

The previous prime is 84622873. The next prime is 84622877. The reversal of 84622874 is 47822648.

It is a super-2 number, since 2×84622874² = 14322061608039752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84622873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42812 + ... + 44744.

It is an arithmetic number, because the mean of its divisors is an integer number (4699620).

Almost surely, 2^84622874 is an apocalyptic number.

84622874 is a deficient number, since it is larger than the sum of its proper divisors (65764966).

84622874 is a wasteful number, since it uses less digits than its factorization.

84622874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054.

The product of its digits is 172032, while the sum is 41.

The square root of 84622874 is about 9199.0691920433. The cubic root of 84622874 is about 439.0317448069.

The spelling of 84622874 in words is "eighty-four million, six hundred twenty-two thousand, eight hundred seventy-four".