423662616 has 192 divisors, whose sum is σ = 1317909600. Its totient is φ = 125349120.

The previous prime is 423662597. The next prime is 423662621. The reversal of 423662616 is 616266324.

423662616 is a `hidden beast` number, since 4 + 2 + 36 + 6 + 2 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2698410 + ... + 2698566.

Almost surely, 2^423662616 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 423662616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658954800).

423662616 is an abundant number, since it is smaller than the sum of its proper divisors (894246984).

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

423662616 is a wasteful number, since it uses less digits than its factorization.

423662616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 206 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 423662616 is about 20583.0662438812. The cubic root of 423662616 is about 751.0578352779.

The spelling of 423662616 in words is "four hundred twenty-three million, six hundred sixty-two thousand, six hundred sixteen".