9420506 has 4 divisors (see below), whose sum is σ = 14130762. Its totient is φ = 4710252.

The previous prime is 9420503. The next prime is 9420527. The reversal of 9420506 is 6050249.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5480281 + 3940225 = 2341^2 + 1985^2 .

It is not an unprimeable number, because it can be changed into a prime (9420503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2355125 + ... + 2355128.

Almost surely, 2^9420506 is an apocalyptic number.

9420506 is a deficient number, since it is larger than the sum of its proper divisors (4710256).

9420506 is a wasteful number, since it uses less digits than its factorization.

9420506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4710255.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 9420506 is about 3069.2842813920. The cubic root of 9420506 is about 211.1987824434.

The spelling of 9420506 in words is "nine million, four hundred twenty thousand, five hundred six".