42351433 has 4 divisors (see below), whose sum is σ = 42467200. Its totient is φ = 42235668.

The previous prime is 42351427. The next prime is 42351457. The reversal of 42351433 is 33415324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42351433 - 2¹⁷ = 42220361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42351398 and 42351407.

It is not an unprimeable number, because it can be changed into a prime (42351473) 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, 57333 + ... + 58066.

It is an arithmetic number, because the mean of its divisors is an integer number (10616800).

Almost surely, 2^42351433 is an apocalyptic number.

It is an amenable number.

42351433 is a deficient number, since it is larger than the sum of its proper divisors (115767).

42351433 is a wasteful number, since it uses less digits than its factorization.

42351433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115766.

The product of its digits is 4320, while the sum is 25.

The square root of 42351433 is about 6507.7978610280. The cubic root of 42351433 is about 348.5694891098.

Adding to 42351433 its reverse (33415324), we get a palindrome (75766757).

The spelling of 42351433 in words is "forty-two million, three hundred fifty-one thousand, four hundred thirty-three".