42433394 has 8 divisors (see below), whose sum is σ = 67394268. Its totient is φ = 19968640.

The previous prime is 42433381. The next prime is 42433397. The reversal of 42433394 is 49333424.

It can be written as a sum of positive squares in 2 ways, for example, as 39526369 + 2907025 = 6287^2 + 1705^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 42433394.

It is not an unprimeable number, because it can be changed into a prime (42433397) 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, 623987 + ... + 624054.

Almost surely, 2^42433394 is an apocalyptic number.

42433394 is a deficient number, since it is larger than the sum of its proper divisors (24960874).

42433394 is a wasteful number, since it uses less digits than its factorization.

42433394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248060.

The product of its digits is 31104, while the sum is 32.

The square root of 42433394 is about 6514.0919551385. The cubic root of 42433394 is about 348.7942016490.

The spelling of 42433394 in words is "forty-two million, four hundred thirty-three thousand, three hundred ninety-four".