84906306 has 20 divisors (see below), whose sum is σ = 190253382. Its totient is φ = 28302048.

The previous prime is 84906293. The next prime is 84906377. The reversal of 84906306 is 60360948.

It can be written as a sum of positive squares in only one way, i.e., 81162081 + 3744225 = 9009^2 + 1935^2 .

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 9 ways as a sum of consecutive naturals, for example, 261895 + ... + 262218.

Almost surely, 2^84906306 is an apocalyptic number.

84906306 is an abundant number, since it is smaller than the sum of its proper divisors (105347076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84906306 is a wasteful number, since it uses less digits than its factorization.

84906306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524127 (or 524118 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 84906306 is about 9214.4617856932. The cubic root of 84906306 is about 439.5213562291.

It can be divided in two parts, 84906 and 306, that multiplied together give a triangular number (25981236 = T₇₂₀₈).

The spelling of 84906306 in words is "eighty-four million, nine hundred six thousand, three hundred six".