9420142 has 8 divisors (see below), whose sum is σ = 14961456. Its totient is φ = 4432992.

The previous prime is 9420127. The next prime is 9420149. The reversal of 9420142 is 2410249.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9420149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138498 + ... + 138565.

It is an arithmetic number, because the mean of its divisors is an integer number (1870182).

Almost surely, 2^9420142 is an apocalyptic number.

9420142 is a deficient number, since it is larger than the sum of its proper divisors (5541314).

9420142 is a wasteful number, since it uses less digits than its factorization.

9420142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277082.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 9420142 is about 3069.2249836074. The cubic root of 9420142 is about 211.1960622305.

The spelling of 9420142 in words is "nine million, four hundred twenty thousand, one hundred forty-two".