43427354 has 4 divisors (see below), whose sum is σ = 65141034. Its totient is φ = 21713676.

The previous prime is 43427347. The next prime is 43427393. The reversal of 43427354 is 45372434.

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

It can be written as a sum of positive squares in only one way, i.e., 22515025 + 20912329 = 4745^2 + 4573^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43427354.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10856837 + ... + 10856840.

Almost surely, 2^43427354 is an apocalyptic number.

43427354 is a deficient number, since it is larger than the sum of its proper divisors (21713680).

43427354 is a wasteful number, since it uses less digits than its factorization.

43427354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21713679.

The product of its digits is 40320, while the sum is 32.

The square root of 43427354 is about 6589.9433988465. The cubic root of 43427354 is about 351.4965955369.

Adding to 43427354 its reverse (45372434), we get a palindrome (88799788).

The spelling of 43427354 in words is "forty-three million, four hundred twenty-seven thousand, three hundred fifty-four".