30423066 has 64 divisors (see below), whose sum is σ = 68705280. Its totient is φ = 8933760.

The previous prime is 30423049. The next prime is 30423067. The reversal of 30423066 is 66032403.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30423067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107361 + ... + 107643.

It is an arithmetic number, because the mean of its divisors is an integer number (1073520).

Almost surely, 2^30423066 is an apocalyptic number.

30423066 is an abundant number, since it is smaller than the sum of its proper divisors (38282214).

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

30423066 is a wasteful number, since it uses less digits than its factorization.

30423066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 30423066 is about 5515.7108336098. The cubic root of 30423066 is about 312.1770650099.

Adding to 30423066 its reverse (66032403), we get a palindrome (96455469).

The spelling of 30423066 in words is "thirty million, four hundred twenty-three thousand, sixty-six".