426485645 has 4 divisors (see below), whose sum is σ = 511782780. Its totient is φ = 341188512.

The previous prime is 426485641. The next prime is 426485651. The reversal of 426485645 is 546584624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 82828201 + 343657444 = 9101^2 + 18538^2 .

It is a cyclic number.

It is not a de Polignac number, because 426485645 - 2² = 426485641 is a prime.

It is a super-3 number, since 3×426485645³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 426485596 and 426485605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426485641) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 42648560 + ... + 42648569.

It is an arithmetic number, because the mean of its divisors is an integer number (127945695).

Almost surely, 2^426485645 is an apocalyptic number.

It is an amenable number.

426485645 is a deficient number, since it is larger than the sum of its proper divisors (85297135).

426485645 is an equidigital number, since it uses as much as digits as its factorization.

426485645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85297134.

The product of its digits is 921600, while the sum is 44.

The square root of 426485645 is about 20651.5288780274. The cubic root of 426485645 is about 752.7223406003.

The spelling of 426485645 in words is "four hundred twenty-six million, four hundred eighty-five thousand, six hundred forty-five".