9406042 has 4 divisors (see below), whose sum is σ = 14109066. Its totient is φ = 4703020.

The previous prime is 9406037. The next prime is 9406043. The reversal of 9406042 is 2406049.

9406042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2406049 = 1187 ⋅2027.

It can be written as a sum of positive squares in only one way, i.e., 8520561 + 885481 = 2919^2 + 941^2 .

It is a super-2 number, since 2×9406042² = 176947252211528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9405998 and 9406016.

It is not an unprimeable number, because it can be changed into a prime (9406043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2351509 + ... + 2351512.

Almost surely, 2^9406042 is an apocalyptic number.

9406042 is a deficient number, since it is larger than the sum of its proper divisors (4703024).

9406042 is a wasteful number, since it uses less digits than its factorization.

9406042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4703023.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 9406042 is about 3066.9271266204. The cubic root of 9406042 is about 211.0906373702.

The spelling of 9406042 in words is "nine million, four hundred six thousand, forty-two".