423400704 has 72 divisors (see below), whose sum is σ = 1153159392. Its totient is φ = 137840640.

The previous prime is 423400699. The next prime is 423400741. The reversal of 423400704 is 407004324.

It is a super-2 number, since 2×423400704² = 358536312295391232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26614 + ... + 39434.

Almost surely, 2^423400704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423400704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576579696).

423400704 is an abundant number, since it is smaller than the sum of its proper divisors (729758688).

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

423400704 is a wasteful number, since it uses less digits than its factorization.

423400704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12883 (or 12869 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 423400704 is about 20576.7029428915. The cubic root of 423400704 is about 750.9030331607.

The spelling of 423400704 in words is "four hundred twenty-three million, four hundred thousand, seven hundred four".