423949067 has 8 divisors (see below), whose sum is σ = 432656640. Its totient is φ = 415267840.

The previous prime is 423949063. The next prime is 423949079. The reversal of 423949067 is 760949324.

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 423949067 - 2² = 423949063 is a prime.

It is a super-2 number, since 2×423949067² = 359465622820340978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423949063) 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, 27734 + ... + 40212.

It is an arithmetic number, because the mean of its divisors is an integer number (54082080).

Almost surely, 2^423949067 is an apocalyptic number.

423949067 is a deficient number, since it is larger than the sum of its proper divisors (8707573).

423949067 is a wasteful number, since it uses less digits than its factorization.

423949067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13173.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 423949067 is about 20590.0234822596. The cubic root of 423949067 is about 751.2270680512.

The spelling of 423949067 in words is "four hundred twenty-three million, nine hundred forty-nine thousand, sixty-seven".