426432448 has 56 divisors (see below), whose sum is σ = 913934672. Its totient is φ = 196245504.

The previous prime is 426432361. The next prime is 426432451. The reversal of 426432448 is 844234624.

It is a super-3 number, since 3×426432448³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454636 + ... + 455572.

It is an arithmetic number, because the mean of its divisors is an integer number (16320262).

Almost surely, 2^426432448 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 426432448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456967336).

426432448 is an abundant number, since it is smaller than the sum of its proper divisors (487502224).

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

426432448 is a wasteful number, since it uses less digits than its factorization.

426432448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509 (or 1499 counting only the distinct ones).

The product of its digits is 147456, while the sum is 37.

The square root of 426432448 is about 20650.2408702659. The cubic root of 426432448 is about 752.6910427628.

The spelling of 426432448 in words is "four hundred twenty-six million, four hundred thirty-two thousand, four hundred forty-eight".