423261696 has 320 divisors, whose sum is σ = 1385911296. Its totient is φ = 113049600.

The previous prime is 423261691. The next prime is 423261739. The reversal of 423261696 is 696162324.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423261691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9005545 + ... + 9005591.

Almost surely, 2^423261696 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 423261696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (692955648).

423261696 is an abundant number, since it is smaller than the sum of its proper divisors (962649600).

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

423261696 is a wasteful number, since it uses less digits than its factorization.

423261696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 117 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 423261696 is about 20573.3248649799. The cubic root of 423261696 is about 750.8208470635.

The spelling of 423261696 in words is "four hundred twenty-three million, two hundred sixty-one thousand, six hundred ninety-six".