423154334 has 4 divisors (see below), whose sum is σ = 634731504. Its totient is φ = 211577166.

The previous prime is 423154231. The next prime is 423154343. The reversal of 423154334 is 433451324.

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

It is a junction number, because it is equal to n+sod(n) for n = 423154297 and 423154306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105788582 + ... + 105788585.

It is an arithmetic number, because the mean of its divisors is an integer number (158682876).

Almost surely, 2^423154334 is an apocalyptic number.

423154334 is a deficient number, since it is larger than the sum of its proper divisors (211577170).

423154334 is a wasteful number, since it uses less digits than its factorization.

423154334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211577169.

The product of its digits is 17280, while the sum is 29.

The square root of 423154334 is about 20570.7154469649. The cubic root of 423154334 is about 750.7573588046.

The spelling of 423154334 in words is "four hundred twenty-three million, one hundred fifty-four thousand, three hundred thirty-four".