426632775 has 48 divisors (see below), whose sum is σ = 743657760. Its totient is φ = 215488000.

The previous prime is 426632753. The next prime is 426632827. The reversal of 426632775 is 577236624.

It is not a de Polignac number, because 426632775 - 2⁶ = 426632711 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113425 + ... + 117125.

It is an arithmetic number, because the mean of its divisors is an integer number (15492870).

Almost surely, 2^426632775 is an apocalyptic number.

426632775 is a deficient number, since it is larger than the sum of its proper divisors (317024985).

426632775 is a wasteful number, since it uses less digits than its factorization.

426632775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3796 (or 3791 counting only the distinct ones).

The product of its digits is 423360, while the sum is 42.

The square root of 426632775 is about 20655.0907768521. The cubic root of 426632775 is about 752.8088892774.

The spelling of 426632775 in words is "four hundred twenty-six million, six hundred thirty-two thousand, seven hundred seventy-five".