423501048 has 80 divisors (see below), whose sum is σ = 1191278880. Its totient is φ = 140562432.

The previous prime is 423501041. The next prime is 423501073. The reversal of 423501048 is 840105324.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423501041) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 165265 + ... + 167807.

It is an arithmetic number, because the mean of its divisors is an integer number (14890986).

Almost surely, 2^423501048 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 423501048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595639440).

423501048 is an abundant number, since it is smaller than the sum of its proper divisors (767777832).

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

423501048 is a wasteful number, since it uses less digits than its factorization.

423501048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818 (or 2805 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 423501048 is about 20579.1410899483. The cubic root of 423501048 is about 750.9623486520.

The spelling of 423501048 in words is "four hundred twenty-three million, five hundred one thousand, forty-eight".