8047406 has 4 divisors (see below), whose sum is σ = 12071112. Its totient is φ = 4023702.

The previous prime is 8047399. The next prime is 8047451. The reversal of 8047406 is 6047408.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011850 + ... + 2011853.

It is an arithmetic number, because the mean of its divisors is an integer number (3017778).

Almost surely, 2^8047406 is an apocalyptic number.

8047406 is a deficient number, since it is larger than the sum of its proper divisors (4023706).

8047406 is a wasteful number, since it uses less digits than its factorization.

8047406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4023705.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 8047406 is about 2836.7950225563. The cubic root of 8047406 is about 200.3942722363.

The spelling of 8047406 in words is "eight million, forty-seven thousand, four hundred six".