33708724072 has 16 divisors (see below), whose sum is σ = 63221830560. Its totient is φ = 16849569264.

The previous prime is 33708724069. The next prime is 33708724079. The reversal of 33708724072 is 27042780733.

It is a super-2 number, since 2×33708724072² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33708724079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569118 + ... + 625549.

It is an arithmetic number, because the mean of its divisors is an integer number (3951364410).

Almost surely, 2^33708724072 is an apocalyptic number.

It is an amenable number.

33708724072 is a deficient number, since it is larger than the sum of its proper divisors (29513106488).

33708724072 is a wasteful number, since it uses less digits than its factorization.

33708724072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198200 (or 1198196 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 43.

The spelling of 33708724072 in words is "thirty-three billion, seven hundred eight million, seven hundred twenty-four thousand, seventy-two".