85366429 has 8 divisors (see below), whose sum is σ = 87494400. Its totient is φ = 83251536.

The previous prime is 85366427. The next prime is 85366471. The reversal of 85366429 is 92466358.

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

It is a cyclic number.

It is not a de Polignac number, because 85366429 - 2¹ = 85366427 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85366427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10672 + ... + 16870.

It is an arithmetic number, because the mean of its divisors is an integer number (10936800).

Almost surely, 2^85366429 is an apocalyptic number.

It is an amenable number.

85366429 is a deficient number, since it is larger than the sum of its proper divisors (2127971).

85366429 is a wasteful number, since it uses less digits than its factorization.

85366429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6539.

The product of its digits is 311040, while the sum is 43.

The square root of 85366429 is about 9239.3954888835. The cubic root of 85366429 is about 440.3138755604.

The spelling of 85366429 in words is "eighty-five million, three hundred sixty-six thousand, four hundred twenty-nine".