423067544 has 16 divisors (see below), whose sum is σ = 820605600. Its totient is φ = 204239392.

The previous prime is 423067511. The next prime is 423067549. The reversal of 423067544 is 445760324.

It is a super-2 number, since 2×423067544² = 357972293572383872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423067549) 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, 911552 + ... + 912015.

It is an arithmetic number, because the mean of its divisors is an integer number (51287850).

Almost surely, 2^423067544 is an apocalyptic number.

It is an amenable number.

423067544 is a deficient number, since it is larger than the sum of its proper divisors (397538056).

423067544 is a wasteful number, since it uses less digits than its factorization.

423067544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823602 (or 1823598 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 423067544 is about 20568.6057864893. The cubic root of 423067544 is about 750.7060278983.

The spelling of 423067544 in words is "four hundred twenty-three million, sixty-seven thousand, five hundred forty-four".