8401506 has 8 divisors (see below), whose sum is σ = 16803024. Its totient is φ = 2800500.

The previous prime is 8401457. The next prime is 8401513. The reversal of 8401506 is 6051048.

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

8401506 is an admirable number.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700120 + ... + 700131.

It is an arithmetic number, because the mean of its divisors is an integer number (2100378).

Almost surely, 2^8401506 is an apocalyptic number.

8401506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8401506 is a wasteful number, since it uses less digits than its factorization.

8401506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400256.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 8401506 is about 2898.5351472770. The cubic root of 8401506 is about 203.2914189935.

It can be divided in two parts, 840 and 1506, that added together give a triangular number (2346 = T₆₈).

The spelling of 8401506 in words is "eight million, four hundred one thousand, five hundred six".