84881252 has 6 divisors (see below), whose sum is σ = 148542198. Its totient is φ = 42440624.

The previous prime is 84881233. The next prime is 84881267. The reversal of 84881252 is 25218848.

It can be written as a sum of positive squares in only one way, i.e., 84198976 + 682276 = 9176^2 + 826^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10610153 + ... + 10610160.

It is an arithmetic number, because the mean of its divisors is an integer number (24757033).

Almost surely, 2^84881252 is an apocalyptic number.

It is an amenable number.

84881252 is a deficient number, since it is larger than the sum of its proper divisors (63660946).

84881252 is a wasteful number, since it uses less digits than its factorization.

84881252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21220317 (or 21220315 counting only the distinct ones).

The product of its digits is 40960, while the sum is 38.

The square root of 84881252 is about 9213.1021919872. The cubic root of 84881252 is about 439.4781209192.

The spelling of 84881252 in words is "eighty-four million, eight hundred eighty-one thousand, two hundred fifty-two".