84266429 has 4 divisors (see below), whose sum is σ = 90748476. Its totient is φ = 77784384.

The previous prime is 84266423. The next prime is 84266461. The reversal of 84266429 is 92466248.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10272025 + 73994404 = 3205^2 + 8602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84266429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84266423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3241004 + ... + 3241029.

It is an arithmetic number, because the mean of its divisors is an integer number (22687119).

Almost surely, 2^84266429 is an apocalyptic number.

It is an amenable number.

84266429 is a deficient number, since it is larger than the sum of its proper divisors (6482047).

84266429 is a wasteful number, since it uses less digits than its factorization.

84266429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6482046.

The product of its digits is 165888, while the sum is 41.

The square root of 84266429 is about 9179.6747763742. The cubic root of 84266429 is about 438.4144534463.

The spelling of 84266429 in words is "eighty-four million, two hundred sixty-six thousand, four hundred twenty-nine".