43073433 has 12 divisors (see below), whose sum is σ = 67003300. Its totient is φ = 26506656.

The previous prime is 43073423. The next prime is 43073483. The reversal of 43073433 is 33437034.

It can be written as a sum of positive squares in 2 ways, for example, as 2585664 + 40487769 = 1608^2 + 6363^2 .

It is not a de Polignac number, because 43073433 - 2¹³ = 43065241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43073397 and 43073406.

It is not an unprimeable number, because it can be changed into a prime (43073423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183958 + ... + 184191.

Almost surely, 2^43073433 is an apocalyptic number.

It is an amenable number.

43073433 is a deficient number, since it is larger than the sum of its proper divisors (23929867).

43073433 is a wasteful number, since it uses less digits than its factorization.

43073433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368168 (or 368165 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 27.

The square root of 43073433 is about 6563.0353495924. The cubic root of 43073433 is about 350.5391228766.

The spelling of 43073433 in words is "forty-three million, seventy-three thousand, four hundred thirty-three".