424069344 has 180 divisors, whose sum is σ = 1295666064. Its totient is φ = 136003968.

The previous prime is 424069339. The next prime is 424069357. The reversal of 424069344 is 443960424.

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

It is a junction number, because it is equal to n+sod(n) for n = 424069299 and 424069308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 7187587 + ... + 7187645.

Almost surely, 2^424069344 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 424069344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (647833032).

424069344 is an abundant number, since it is smaller than the sum of its proper divisors (871596720).

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

424069344 is an equidigital number, since it uses as much as digits as its factorization.

424069344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 424069344 is about 20592.9440343046. The cubic root of 424069344 is about 751.2981039386.

The spelling of 424069344 in words is "four hundred twenty-four million, sixty-nine thousand, three hundred forty-four".