423449264 has 20 divisors (see below), whose sum is σ = 937637904. Its totient is φ = 181478208.

The previous prime is 423449263. The next prime is 423449287. The reversal of 423449264 is 462944324.

It is not an unprimeable number, because it can be changed into a prime (423449261) 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, 1890287 + ... + 1890510.

Almost surely, 2^423449264 is an apocalyptic number.

It is an amenable number.

423449264 is an abundant number, since it is smaller than the sum of its proper divisors (514188640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423449264 is a wasteful number, since it uses less digits than its factorization.

423449264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3780812 (or 3780806 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 423449264 is about 20577.8828843008. The cubic root of 423449264 is about 750.9317391886.

It can be divided in two parts, 4 and 23449264, that multiplied together give a triangular number (93797056 = T₁₃₆₉₆).

The spelling of 423449264 in words is "four hundred twenty-three million, four hundred forty-nine thousand, two hundred sixty-four".