423237349 has 2 divisors, whose sum is σ = 423237350. Its totient is φ = 423237348.

The previous prime is 423237341. The next prime is 423237401. The reversal of 423237349 is 943732324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293436900 + 129800449 = 17130^2 + 11393^2 .

It is a cyclic number.

It is not a de Polignac number, because 423237349 - 2³ = 423237341 is a prime.

It is a super-3 number, since 3×423237349³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423237341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211618674 + 211618675.

It is an arithmetic number, because the mean of its divisors is an integer number (211618675).

Almost surely, 2^423237349 is an apocalyptic number.

It is an amenable number.

423237349 is a deficient number, since it is larger than the sum of its proper divisors (1).

423237349 is an equidigital number, since it uses as much as digits as its factorization.

423237349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 37.

The square root of 423237349 is about 20572.7331436540. The cubic root of 423237349 is about 750.8064504653.

The spelling of 423237349 in words is "four hundred twenty-three million, two hundred thirty-seven thousand, three hundred forty-nine".