423060644 has 12 divisors (see below), whose sum is σ = 740544000. Its totient is φ = 211476648.

The previous prime is 423060637. The next prime is 423060647. The reversal of 423060644 is 446060324.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (423060647) 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, 8177 + ... + 30215.

It is an arithmetic number, because the mean of its divisors is an integer number (61712000).

Almost surely, 2^423060644 is an apocalyptic number.

It is an amenable number.

423060644 is a deficient number, since it is larger than the sum of its proper divisors (317483356).

423060644 is a wasteful number, since it uses less digits than its factorization.

423060644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26842 (or 26840 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 423060644 is about 20568.4380544562. The cubic root of 423060644 is about 750.7019466747.

The spelling of 423060644 in words is "four hundred twenty-three million, sixty thousand, six hundred forty-four".