423390797 has 8 divisors (see below), whose sum is σ = 449473536. Its totient is φ = 397438912.

The previous prime is 423390791. The next prime is 423390811. The reversal of 423390797 is 797093324.

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

It is a cyclic number.

It is not a de Polignac number, because 423390797 - 2¹⁸ = 423128653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423390791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26003 + ... + 39024.

It is an arithmetic number, because the mean of its divisors is an integer number (56184192).

Almost surely, 2^423390797 is an apocalyptic number.

It is an amenable number.

423390797 is a deficient number, since it is larger than the sum of its proper divisors (26082739).

423390797 is a wasteful number, since it uses less digits than its factorization.

423390797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65427.

The product of its (nonzero) digits is 285768, while the sum is 44.

The square root of 423390797 is about 20576.4622080668. The cubic root of 423390797 is about 750.8971764121.

The spelling of 423390797 in words is "four hundred twenty-three million, three hundred ninety thousand, seven hundred ninety-seven".