43226461 has 4 divisors (see below), whose sum is σ = 45769212. Its totient is φ = 40683712.

The previous prime is 43226419. The next prime is 43226479. The reversal of 43226461 is 16462234.

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 11799225 + 31427236 = 3435^2 + 5606^2 .

It is a cyclic number.

It is not a de Polignac number, because 43226461 - 2¹³ = 43218269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43226861) 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, 1271350 + ... + 1271383.

It is an arithmetic number, because the mean of its divisors is an integer number (11442303).

Almost surely, 2^43226461 is an apocalyptic number.

It is an amenable number.

43226461 is a deficient number, since it is larger than the sum of its proper divisors (2542751).

43226461 is a wasteful number, since it uses less digits than its factorization.

43226461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542750.

The product of its digits is 6912, while the sum is 28.

The square root of 43226461 is about 6574.6833383822. The cubic root of 43226461 is about 350.9537551052.

Adding to 43226461 its reverse (16462234), we get a palindrome (59688695).

The spelling of 43226461 in words is "forty-three million, two hundred twenty-six thousand, four hundred sixty-one".