426445635 has 64 divisors (see below), whose sum is σ = 853668864. Its totient is φ = 176601600.

The previous prime is 426445619. The next prime is 426445637. The reversal of 426445635 is 536544624.

It is not a de Polignac number, because 426445635 - 2⁴ = 426445619 is a prime.

It is a super-2 number, since 2×426445635² = 363711759221106450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 426445593 and 426445602.

It is not an unprimeable number, because it can be changed into a prime (426445637) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 485817 + ... + 486693.

It is an arithmetic number, because the mean of its divisors is an integer number (13338576).

Almost surely, 2^426445635 is an apocalyptic number.

426445635 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

426445635 is a wasteful number, since it uses less digits than its factorization.

426445635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324.

The product of its digits is 345600, while the sum is 39.

The square root of 426445635 is about 20650.5601618939. The cubic root of 426445635 is about 752.6988014238.

The spelling of 426445635 in words is "four hundred twenty-six million, four hundred forty-five thousand, six hundred thirty-five".