426480891 has 8 divisors (see below), whose sum is σ = 569111040. Its totient is φ = 284085672.

The previous prime is 426480839. The next prime is 426480917. The reversal of 426480891 is 198084624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 426480891 - 2⁶ = 426480827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426480991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54451 + ... + 61788.

It is an arithmetic number, because the mean of its divisors is an integer number (71138880).

Almost surely, 2^426480891 is an apocalyptic number.

426480891 is a deficient number, since it is larger than the sum of its proper divisors (142630149).

426480891 is a wasteful number, since it uses less digits than its factorization.

426480891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117465.

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 426480891 is about 20651.4137772696. The cubic root of 426480891 is about 752.7195437455.

The spelling of 426480891 in words is "four hundred twenty-six million, four hundred eighty thousand, eight hundred ninety-one".