84561952 has 12 divisors (see below), whose sum is σ = 166481406. Its totient is φ = 42280960.

The previous prime is 84561949. The next prime is 84562001. The reversal of 84561952 is 25916548.

It can be written as a sum of positive squares in only one way, i.e., 44568976 + 39992976 = 6676^2 + 6324^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321249 + ... + 1321312.

Almost surely, 2^84561952 is an apocalyptic number.

It is an amenable number.

84561952 is a deficient number, since it is larger than the sum of its proper divisors (81919454).

84561952 is a wasteful number, since it uses less digits than its factorization.

84561952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2642571 (or 2642563 counting only the distinct ones).

The product of its digits is 86400, while the sum is 40.

The square root of 84561952 is about 9195.7572825733. The cubic root of 84561952 is about 438.9263630829.

The spelling of 84561952 in words is "eighty-four million, five hundred sixty-one thousand, nine hundred fifty-two".