42022633 has 4 divisors (see below), whose sum is σ = 43849728. Its totient is φ = 40195540.

The previous prime is 42022609. The next prime is 42022637. The reversal of 42022633 is 33622024.

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 42022633 - 2²¹ = 39925481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42022637) 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, 913513 + ... + 913558.

It is an arithmetic number, because the mean of its divisors is an integer number (10962432).

Almost surely, 2^42022633 is an apocalyptic number.

It is an amenable number.

42022633 is a deficient number, since it is larger than the sum of its proper divisors (1827095).

42022633 is a wasteful number, since it uses less digits than its factorization.

42022633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827094.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 42022633 is about 6482.4866370861. The cubic root of 42022633 is about 347.6650920946.

Adding to 42022633 its reverse (33622024), we get a palindrome (75644657).

The spelling of 42022633 in words is "forty-two million, twenty-two thousand, six hundred thirty-three".