423700404 has 12 divisors (see below), whose sum is σ = 988634304. Its totient is φ = 141233464.

The previous prime is 423700379. The next prime is 423700421. The reversal of 423700404 is 404007324.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17654172 + ... + 17654195.

It is an arithmetic number, because the mean of its divisors is an integer number (82386192).

Almost surely, 2^423700404 is an apocalyptic number.

It is an amenable number.

423700404 is an abundant number, since it is smaller than the sum of its proper divisors (564933900).

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

423700404 is a wasteful number, since it uses less digits than its factorization.

423700404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35308374 (or 35308372 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 423700404 is about 20583.9841624502. The cubic root of 423700404 is about 751.0801644683.

Adding to 423700404 its reverse (404007324), we get a palindrome (827707728).

The spelling of 423700404 in words is "four hundred twenty-three million, seven hundred thousand, four hundred four".