42355633 has 4 divisors (see below), whose sum is σ = 42370048. Its totient is φ = 42341220.

The previous prime is 42355603. The next prime is 42355637. The reversal of 42355633 is 33655324.

It is a happy number.

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 42355633 - 2¹³ = 42347441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42355595 and 42355604.

It is not an unprimeable number, because it can be changed into a prime (42355637) 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, 1041 + ... + 9262.

It is an arithmetic number, because the mean of its divisors is an integer number (10592512).

Almost surely, 2^42355633 is an apocalyptic number.

It is an amenable number.

42355633 is a deficient number, since it is larger than the sum of its proper divisors (14415).

42355633 is a wasteful number, since it uses less digits than its factorization.

42355633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14414.

The product of its digits is 32400, while the sum is 31.

The square root of 42355633 is about 6508.1205428296. The cubic root of 42355633 is about 348.5810112974.

The spelling of 42355633 in words is "forty-two million, three hundred fifty-five thousand, six hundred thirty-three".