42533913 has 8 divisors (see below), whose sum is σ = 59696800. Its totient is φ = 26863488.

The previous prime is 42533903. The next prime is 42533921. The reversal of 42533913 is 31933524.

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

It is not a de Polignac number, because 42533913 - 2⁸ = 42533657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42533903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373048 + ... + 373161.

It is an arithmetic number, because the mean of its divisors is an integer number (7462100).

Almost surely, 2^42533913 is an apocalyptic number.

It is an amenable number.

42533913 is a deficient number, since it is larger than the sum of its proper divisors (17162887).

42533913 is a wasteful number, since it uses less digits than its factorization.

42533913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746231.

The product of its digits is 9720, while the sum is 30.

The square root of 42533913 is about 6521.8028949057. The cubic root of 42533913 is about 349.0693999692.

The spelling of 42533913 in words is "forty-two million, five hundred thirty-three thousand, nine hundred thirteen".