428763955 has 12 divisors (see below), whose sum is σ = 528806880. Its totient is φ = 333735264.

The previous prime is 428763949. The next prime is 428763977. The reversal of 428763955 is 559367824.

It is not a de Polignac number, because 428763955 - 2¹⁵ = 428731187 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 428763899 and 428763908.

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, 24475 + ... + 38164.

It is an arithmetic number, because the mean of its divisors is an integer number (44067240).

Almost surely, 2^428763955 is an apocalyptic number.

428763955 is a deficient number, since it is larger than the sum of its proper divisors (100042925).

428763955 is an equidigital number, since it uses as much as digits as its factorization.

428763955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62718 (or 62681 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

The square root of 428763955 is about 20706.6162131817. The cubic root of 428763955 is about 754.0603224118.

The spelling of 428763955 in words is "four hundred twenty-eight million, seven hundred sixty-three thousand, nine hundred fifty-five".