33130046 has 4 divisors (see below), whose sum is σ = 49695072. Its totient is φ = 16565022.

The previous prime is 33130043. The next prime is 33130057. The reversal of 33130046 is 64003133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64003133 = 197 ⋅324889.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33130043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8282510 + ... + 8282513.

It is an arithmetic number, because the mean of its divisors is an integer number (12423768).

Almost surely, 2^33130046 is an apocalyptic number.

33130046 is a deficient number, since it is larger than the sum of its proper divisors (16565026).

33130046 is a wasteful number, since it uses less digits than its factorization.

33130046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16565025.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 33130046 is about 5755.8705683849. The cubic root of 33130046 is about 321.1742211507.

Adding to 33130046 its reverse (64003133), we get a palindrome (97133179).

The spelling of 33130046 in words is "thirty-three million, one hundred thirty thousand, forty-six".