23670434 has 4 divisors (see below), whose sum is σ = 35505654. Its totient is φ = 11835216.

The previous prime is 23670421. The next prime is 23670463. The reversal of 23670434 is 43407632.

It is a happy number.

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., 23668225 + 2209 = 4865^2 + 47^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23670397 and 23670406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5917607 + ... + 5917610.

Almost surely, 2^23670434 is an apocalyptic number.

23670434 is a deficient number, since it is larger than the sum of its proper divisors (11835220).

23670434 is a wasteful number, since it uses less digits than its factorization.

23670434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11835219.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 23670434 is about 4865.2270245077. The cubic root of 23670434 is about 287.1235006123.

The spelling of 23670434 in words is "twenty-three million, six hundred seventy thousand, four hundred thirty-four".