33634042 has 24 divisors (see below), whose sum is σ = 55075680. Its totient is φ = 15397200.

The previous prime is 33634031. The next prime is 33634057. The reversal of 33634042 is 24043633.

It is a super-2 number, since 2×33634042² = 2262497562515528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33633998 and 33634016.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50709 + ... + 51367.

It is an arithmetic number, because the mean of its divisors is an integer number (2294820).

Almost surely, 2^33634042 is an apocalyptic number.

33634042 is a deficient number, since it is larger than the sum of its proper divisors (21441638).

33634042 is a wasteful number, since it uses less digits than its factorization.

33634042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838 (or 825 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 33634042 is about 5799.4863565664. The cubic root of 33634042 is about 322.7946692832.

Adding to 33634042 its reverse (24043633), we get a palindrome (57677675).

The spelling of 33634042 in words is "thirty-three million, six hundred thirty-four thousand, forty-two".