63303426 has 48 divisors (see below), whose sum is σ = 145087488. Its totient is φ = 19915200.

The previous prime is 63303413. The next prime is 63303431. The reversal of 63303426 is 62430336.

63303426 is a `hidden beast` number, since 633 + 0 + 3 + 4 + 26 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 63303426.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21495 + ... + 24261.

It is an arithmetic number, because the mean of its divisors is an integer number (3022656).

Almost surely, 2^63303426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63303426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72543744).

63303426 is an abundant number, since it is smaller than the sum of its proper divisors (81784062).

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

63303426 is a wasteful number, since it uses less digits than its factorization.

63303426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847 (or 2844 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 63303426 is about 7956.3450151436. The cubic root of 63303426 is about 398.5435071753.

The spelling of 63303426 in words is "sixty-three million, three hundred three thousand, four hundred twenty-six".