423947373 has 8 divisors (see below), whose sum is σ = 565472448. Its totient is φ = 282526944.

The previous prime is 423947357. The next prime is 423947383. The reversal of 423947373 is 373749324.

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

It is not a de Polignac number, because 423947373 - 2⁴ = 423947357 is a prime.

It is a super-2 number, since 2×423947373² = 359462750147202258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423947333) 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, 16161 + ... + 33302.

It is an arithmetic number, because the mean of its divisors is an integer number (70684056).

Almost surely, 2^423947373 is an apocalyptic number.

It is an amenable number.

423947373 is a deficient number, since it is larger than the sum of its proper divisors (141525075).

423947373 is a wasteful number, since it uses less digits than its factorization.

423947373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52323.

The product of its digits is 381024, while the sum is 42.

The square root of 423947373 is about 20589.9823457914. The cubic root of 423947373 is about 751.2260674748.

The spelling of 423947373 in words is "four hundred twenty-three million, nine hundred forty-seven thousand, three hundred seventy-three".