42033505 has 8 divisors (see below), whose sum is σ = 51392232. Its totient is φ = 32992128.

The previous prime is 42033479. The next prime is 42033583. The reversal of 42033505 is 50533024.

It can be written as a sum of positive squares in 4 ways, for example, as 10863616 + 31169889 = 3296^2 + 5583^2 .

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 42033505 - 2²¹ = 39936353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79044 + ... + 79573.

It is an arithmetic number, because the mean of its divisors is an integer number (6424029).

Almost surely, 2^42033505 is an apocalyptic number.

It is an amenable number.

42033505 is a deficient number, since it is larger than the sum of its proper divisors (9358727).

42033505 is a wasteful number, since it uses less digits than its factorization.

42033505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158675.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 42033505 is about 6483.3251499520. The cubic root of 42033505 is about 347.6950718832.

Adding to 42033505 its reverse (50533024), we get a palindrome (92566529).

The spelling of 42033505 in words is "forty-two million, thirty-three thousand, five hundred five".