423359997 has 4 divisors (see below), whose sum is σ = 564480000. Its totient is φ = 282239996.

The previous prime is 423359977. The next prime is 423359999. The reversal of 423359997 is 799953324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423359997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423359999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70559997 + ... + 70560002.

It is an arithmetic number, because the mean of its divisors is an integer number (141120000).

Almost surely, 2^423359997 is an apocalyptic number.

It is an amenable number.

423359997 is a deficient number, since it is larger than the sum of its proper divisors (141120003).

423359997 is a wasteful number, since it uses less digits than its factorization.

423359997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141120002.

The product of its digits is 1837080, while the sum is 51.

The square root of 423359997 is about 20575.7137664772. The cubic root of 423359997 is about 750.8789677075.

The spelling of 423359997 in words is "four hundred twenty-three million, three hundred fifty-nine thousand, nine hundred ninety-seven".