33995142 has 24 divisors (see below), whose sum is σ = 77533560. Its totient is φ = 10735200.

The previous prime is 33995113. The next prime is 33995149. The reversal of 33995142 is 24159933.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 33995097 and 33995106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33995149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49359 + ... + 50042.

It is an arithmetic number, because the mean of its divisors is an integer number (3230565).

Almost surely, 2^33995142 is an apocalyptic number.

33995142 is an abundant number, since it is smaller than the sum of its proper divisors (43538418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33995142 is a wasteful number, since it uses less digits than its factorization.

33995142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99428 (or 99425 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 33995142 is about 5830.5353099008. The cubic root of 33995142 is about 323.9457499476.

It can be divided in two parts, 339 and 95142, that added together give a square (95481 = 309²).

The spelling of 33995142 in words is "thirty-three million, nine hundred ninety-five thousand, one hundred forty-two".