8726406 has 32 divisors (see below), whose sum is σ = 19903968. Its totient is φ = 2526720.

The previous prime is 8726401. The next prime is 8726447. The reversal of 8726406 is 6046278.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8726401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1965 + ... + 4616.

It is an arithmetic number, because the mean of its divisors is an integer number (621999).

Almost surely, 2^8726406 is an apocalyptic number.

8726406 is an abundant number, since it is smaller than the sum of its proper divisors (11177562).

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

8726406 is a wasteful number, since it uses less digits than its factorization.

8726406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6616.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 8726406 is about 2954.0490855773. The cubic root of 8726406 is about 205.8788837799.

The spelling of 8726406 in words is "eight million, seven hundred twenty-six thousand, four hundred six".