423401534 has 8 divisors (see below), whose sum is σ = 655589568. Its totient is φ = 204871680.

The previous prime is 423401519. The next prime is 423401543. The reversal of 423401534 is 435104324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3414467 + ... + 3414590.

It is an arithmetic number, because the mean of its divisors is an integer number (81948696).

Almost surely, 2^423401534 is an apocalyptic number.

423401534 is a deficient number, since it is larger than the sum of its proper divisors (232188034).

423401534 is a wasteful number, since it uses less digits than its factorization.

423401534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6829090.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 423401534 is about 20576.7231113217. The cubic root of 423401534 is about 750.9035238299.

Adding to 423401534 its reverse (435104324), we get a palindrome (858505858).

The spelling of 423401534 in words is "four hundred twenty-three million, four hundred one thousand, five hundred thirty-four".