43428451 has 8 divisors (see below), whose sum is σ = 47577600. Its totient is φ = 39312840.

The previous prime is 43428431. The next prime is 43428481. The reversal of 43428451 is 15482434.

43428451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43428451 - 2¹¹ = 43426403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43428431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5631 + ... + 10888.

It is an arithmetic number, because the mean of its divisors is an integer number (5947200).

Almost surely, 2^43428451 is an apocalyptic number.

43428451 is a deficient number, since it is larger than the sum of its proper divisors (4149149).

43428451 is a wasteful number, since it uses less digits than its factorization.

43428451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16769.

The product of its digits is 15360, while the sum is 31.

The square root of 43428451 is about 6590.0266312057. The cubic root of 43428451 is about 351.4995551809.

The spelling of 43428451 in words is "forty-three million, four hundred twenty-eight thousand, four hundred fifty-one".