423126450 has 192 divisors, whose sum is σ = 1231528320. Its totient is φ = 106686720.

The previous prime is 423126433. The next prime is 423126491. The reversal of 423126450 is 54621324.

423126450 is a `hidden beast` number, since 4 + 2 + 3 + 12 + 645 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2147752 + ... + 2147948.

It is an arithmetic number, because the mean of its divisors is an integer number (6414210).

Almost surely, 2^423126450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423126450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (615764160).

423126450 is an abundant number, since it is smaller than the sum of its proper divisors (808401870).

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

423126450 is a wasteful number, since it uses less digits than its factorization.

423126450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 423126450 is about 20570.0376761930. The cubic root of 423126450 is about 750.7408679120.

Adding to 423126450 its reverse (54621324), we get a palindrome (477747774).

The spelling of 423126450 in words is "four hundred twenty-three million, one hundred twenty-six thousand, four hundred fifty".