84669250 has 32 divisors (see below), whose sum is σ = 159634800. Its totient is φ = 33625600.

The previous prime is 84669217. The next prime is 84669257. The reversal of 84669250 is 5296648.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2893401 + 81775849 = 1701^2 + 9043^2 .

It is not an unprimeable number, because it can be changed into a prime (84669257) 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, 36114 + ... + 38386.

Almost surely, 2^84669250 is an apocalyptic number.

84669250 is a deficient number, since it is larger than the sum of its proper divisors (74965550).

84669250 is a wasteful number, since it uses less digits than its factorization.

84669250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439 (or 2429 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 84669250 is about 9201.5895365964. The cubic root of 84669250 is about 439.1119312347. Note that the first 3 decimals are identical.

The spelling of 84669250 in words is "eighty-four million, six hundred sixty-nine thousand, two hundred fifty".