84729226 has 8 divisors (see below), whose sum is σ = 127133604. Its totient is φ = 42351360.

The previous prime is 84729191. The next prime is 84729233. The reversal of 84729226 is 62292748.

It can be written as a sum of positive squares in 2 ways, for example, as 72233001 + 12496225 = 8499^2 + 3535^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6826 + ... + 14698.

Almost surely, 2^84729226 is an apocalyptic number.

84729226 is a deficient number, since it is larger than the sum of its proper divisors (42404378).

84729226 is a wasteful number, since it uses less digits than its factorization.

84729226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13256.

The product of its digits is 96768, while the sum is 40.

The square root of 84729226 is about 9204.8479618080. The cubic root of 84729226 is about 439.2155893363.

The spelling of 84729226 in words is "eighty-four million, seven hundred twenty-nine thousand, two hundred twenty-six".