42116633 has 8 divisors (see below), whose sum is σ = 48024648. Its totient is φ = 36589824.

The previous prime is 42116621. The next prime is 42116647. The reversal of 42116633 is 33661124.

It can be written as a sum of positive squares in 4 ways, for example, as 2715904 + 39400729 = 1648^2 + 6277^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 42116633 - 2⁴ = 42116617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42116533) 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, 95066 + ... + 95507.

It is an arithmetic number, because the mean of its divisors is an integer number (6003081).

Almost surely, 2^42116633 is an apocalyptic number.

It is an amenable number.

42116633 is a deficient number, since it is larger than the sum of its proper divisors (5908015).

42116633 is a wasteful number, since it uses less digits than its factorization.

42116633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190603.

The product of its digits is 2592, while the sum is 26.

The square root of 42116633 is about 6489.7328912676. The cubic root of 42116633 is about 347.9241285470.

Adding to 42116633 its reverse (33661124), we get a palindrome (75777757).

The spelling of 42116633 in words is "forty-two million, one hundred sixteen thousand, six hundred thirty-three".