423260340 has 48 divisors (see below), whose sum is σ = 1247507520. Its totient is φ = 106928640.

The previous prime is 423260317. The next prime is 423260381. The reversal of 423260340 is 43062324.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 423260340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184501 + ... + 186780.

It is an arithmetic number, because the mean of its divisors is an integer number (25989740).

Almost surely, 2^423260340 is an apocalyptic number.

It is an amenable number.

423260340 is an abundant number, since it is smaller than the sum of its proper divisors (824247180).

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

423260340 is a wasteful number, since it uses less digits than its factorization.

423260340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371312 (or 371310 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 423260340 is about 20573.2919096580. The cubic root of 423260340 is about 750.8200452631.

The spelling of 423260340 in words is "four hundred twenty-three million, two hundred sixty thousand, three hundred forty".