423602740 has 48 divisors (see below), whose sum is σ = 982759680. Its totient is φ = 152081280.

The previous prime is 423602737. The next prime is 423602741. The reversal of 423602740 is 47206324.

It is a junction number, because it is equal to n+sod(n) for n = 423602699 and 423602708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423602741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5194 + ... + 29566.

It is an arithmetic number, because the mean of its divisors is an integer number (20474160).

Almost surely, 2^423602740 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 423602740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491379840).

423602740 is an abundant number, since it is smaller than the sum of its proper divisors (559156940).

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

423602740 is a wasteful number, since it uses less digits than its factorization.

423602740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24472 (or 24470 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 423602740 is about 20581.6116958804. The cubic root of 423602740 is about 751.0224514167.

The spelling of 423602740 in words is "four hundred twenty-three million, six hundred two thousand, seven hundred forty".