426432530 has 32 divisors (see below), whose sum is σ = 807537600. Its totient is φ = 161893312.

The previous prime is 426432529. The next prime is 426432533. The reversal of 426432530 is 35234624.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 426432493 and 426432502.

It is not an unprimeable number, because it can be changed into a prime (426432533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4649 + ... + 29571.

It is an arithmetic number, because the mean of its divisors is an integer number (25235550).

Almost surely, 2^426432530 is an apocalyptic number.

426432530 is a deficient number, since it is larger than the sum of its proper divisors (381105070).

426432530 is a wasteful number, since it uses less digits than its factorization.

426432530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25018.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 426432530 is about 20650.2428557148. The cubic root of 426432530 is about 752.6910910085.

The spelling of 426432530 in words is "four hundred twenty-six million, four hundred thirty-two thousand, five hundred thirty".