406802086 has 8 divisors (see below), whose sum is σ = 610297344. Its totient is φ = 203369640.

The previous prime is 406802021. The next prime is 406802089. The reversal of 406802086 is 680208604.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406802089) 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, 7131 + ... + 29401.

It is an arithmetic number, because the mean of its divisors is an integer number (76287168).

Almost surely, 2^406802086 is an apocalyptic number.

406802086 is a deficient number, since it is larger than the sum of its proper divisors (203495258).

406802086 is a wasteful number, since it uses less digits than its factorization.

406802086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31406.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 406802086 is about 20169.3352889975. The cubic root of 406802086 is about 740.9593632082.

The spelling of 406802086 in words is "four hundred six million, eight hundred two thousand, eighty-six".