426267648 has 132 divisors (see below), whose sum is σ = 1284991968. Its totient is φ = 135843840.

The previous prime is 426267629. The next prime is 426267661. The reversal of 426267648 is 846762624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 210963 + ... + 212973.

Almost surely, 2^426267648 is an apocalyptic number.

426267648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426267648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (642495984).

426267648 is an abundant number, since it is smaller than the sum of its proper divisors (858724320).

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

426267648 is a wasteful number, since it uses less digits than its factorization.

426267648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060 (or 2039 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 426267648 is about 20646.2502164437. The cubic root of 426267648 is about 752.5940680702.

The spelling of 426267648 in words is "four hundred twenty-six million, two hundred sixty-seven thousand, six hundred forty-eight".