426567541 has 4 divisors (see below), whose sum is σ = 430791084. Its totient is φ = 422344000.

The previous prime is 426567539. The next prime is 426567593. The reversal of 426567541 is 145765624.

It is a happy number.

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 389904516 + 36663025 = 19746^2 + 6055^2 .

It is a cyclic number.

It is not a de Polignac number, because 426567541 - 2¹ = 426567539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426567494 and 426567503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426567241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2111620 + ... + 2111821.

It is an arithmetic number, because the mean of its divisors is an integer number (107697771).

Almost surely, 2^426567541 is an apocalyptic number.

It is an amenable number.

426567541 is a deficient number, since it is larger than the sum of its proper divisors (4223543).

426567541 is a wasteful number, since it uses less digits than its factorization.

426567541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4223542.

The product of its digits is 201600, while the sum is 40.

The square root of 426567541 is about 20653.5115900420. The cubic root of 426567541 is about 752.7705180745.

The spelling of 426567541 in words is "four hundred twenty-six million, five hundred sixty-seven thousand, five hundred forty-one".