423373761 has 6 divisors (see below), whose sum is σ = 611539890. Its totient is φ = 282249168.

The previous prime is 423373759. The next prime is 423373777. The reversal of 423373761 is 167373324.

It can be written as a sum of positive squares in only one way, i.e., 410305536 + 13068225 = 20256^2 + 3615^2 .

It is not a de Polignac number, because 423373761 - 2¹ = 423373759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423373711) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23520756 + ... + 23520773.

It is an arithmetic number, because the mean of its divisors is an integer number (101923315).

Almost surely, 2^423373761 is an apocalyptic number.

It is an amenable number.

423373761 is a deficient number, since it is larger than the sum of its proper divisors (188166129).

423373761 is a wasteful number, since it uses less digits than its factorization.

423373761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47041535 (or 47041532 counting only the distinct ones).

The product of its digits is 63504, while the sum is 36.

The square root of 423373761 is about 20576.0482357522. The cubic root of 423373761 is about 750.8871049793.

The spelling of 423373761 in words is "four hundred twenty-three million, three hundred seventy-three thousand, seven hundred sixty-one".