33336306242 has 4 divisors (see below), whose sum is σ = 50004459366. Its totient is φ = 16668153120.

The previous prime is 33336306187. The next prime is 33336306253. The reversal of 33336306242 is 24260363333.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24260363333 = 12041 ⋅2014813.

It can be written as a sum of positive squares in only one way, i.e., 24133933201 + 9202373041 = 155351^2 + 95929^2 .

It is a super-2 number, since 2×33336306242² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8334076559 + ... + 8334076562.

Almost surely, 2^33336306242 is an apocalyptic number.

33336306242 is a deficient number, since it is larger than the sum of its proper divisors (16668153124).

33336306242 is a wasteful number, since it uses less digits than its factorization.

33336306242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16668153123.

The product of its (nonzero) digits is 139968, while the sum is 35.

Adding to 33336306242 its reverse (24260363333), we get a palindrome (57596669575).

The spelling of 33336306242 in words is "thirty-three billion, three hundred thirty-six million, three hundred six thousand, two hundred forty-two".