33872903225 has 12 divisors (see below), whose sum is σ = 48002743104. Its totient is φ = 23227133520.

The previous prime is 33872903219. The next prime is 33872903231. The reversal of 33872903225 is 52230927833.

It is an interprime number because it is at equal distance from previous prime (33872903219) and next prime (33872903231).

It is not a de Polignac number, because 33872903225 - 2⁴ = 33872903209 is a prime.

It is a super-2 number, since 2×33872903225² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96779549 + ... + 96779898.

It is an arithmetic number, because the mean of its divisors is an integer number (4000228592).

Almost surely, 2^33872903225 is an apocalyptic number.

33872903225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

33872903225 is a deficient number, since it is larger than the sum of its proper divisors (14129839879).

33872903225 is a wasteful number, since it uses less digits than its factorization.

33872903225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193559464 (or 193559459 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 33872903225 in words is "thirty-three billion, eight hundred seventy-two million, nine hundred three thousand, two hundred twenty-five".