8942406 has 32 divisors (see below), whose sum is σ = 19657728. Its totient is φ = 2689440.

The previous prime is 8942393. The next prime is 8942413. The reversal of 8942406 is 6042498.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9931 + ... + 10793.

It is an arithmetic number, because the mean of its divisors is an integer number (614304).

Almost surely, 2^8942406 is an apocalyptic number.

8942406 is an abundant number, since it is smaller than the sum of its proper divisors (10715322).

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

8942406 is a wasteful number, since it uses less digits than its factorization.

8942406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 8942406 is about 2990.3855938658. The cubic root of 8942406 is about 207.5637274623.

The spelling of 8942406 in words is "eight million, nine hundred forty-two thousand, four hundred six".