42533951 has 8 divisors (see below), whose sum is σ = 45127680. Its totient is φ = 39975768.

The previous prime is 42533941. The next prime is 42533963. The reversal of 42533951 is 15933524.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42533951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42533921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6401 + ... + 11226.

It is an arithmetic number, because the mean of its divisors is an integer number (5640960).

Almost surely, 2^42533951 is an apocalyptic number.

42533951 is a deficient number, since it is larger than the sum of its proper divisors (2593729).

42533951 is a wasteful number, since it uses less digits than its factorization.

42533951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17773.

The product of its digits is 16200, while the sum is 32.

The square root of 42533951 is about 6521.8058082099. The cubic root of 42533951 is about 349.0695039226.

The spelling of 42533951 in words is "forty-two million, five hundred thirty-three thousand, nine hundred fifty-one".