423089349 has 4 divisors (see below), whose sum is σ = 564119136. Its totient is φ = 282059564.

The previous prime is 423089309. The next prime is 423089371. The reversal of 423089349 is 943980324.

It is a happy number.

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 not a de Polignac number, because 423089349 - 2⁷ = 423089221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423089349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423089309) 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, 70514889 + ... + 70514894.

It is an arithmetic number, because the mean of its divisors is an integer number (141029784).

Almost surely, 2^423089349 is an apocalyptic number.

It is an amenable number.

423089349 is a deficient number, since it is larger than the sum of its proper divisors (141029787).

423089349 is a wasteful number, since it uses less digits than its factorization.

423089349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141029786.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 423089349 is about 20569.1358350321. The cubic root of 423089349 is about 750.7189248647.

The spelling of 423089349 in words is "four hundred twenty-three million, eighty-nine thousand, three hundred forty-nine".