9142406 has 32 divisors (see below), whose sum is σ = 17031168. Its totient is φ = 3584160.

The previous prime is 9142391. The next prime is 9142411. The reversal of 9142406 is 6042419.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 34631 + ... + 34893.

It is an arithmetic number, because the mean of its divisors is an integer number (532224).

Almost surely, 2^9142406 is an apocalyptic number.

9142406 is a deficient number, since it is larger than the sum of its proper divisors (7888762).

9142406 is a wasteful number, since it uses less digits than its factorization.

9142406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 9142406 is about 3023.6411824157. The cubic root of 9142406 is about 209.0997440616.

The spelling of 9142406 in words is "nine million, one hundred forty-two thousand, four hundred six".