33140850 has 24 divisors (see below), whose sum is σ = 82189680. Its totient is φ = 8837520.

The previous prime is 33140843. The next prime is 33140857. The reversal of 33140850 is 5804133.

It is an interprime number because it is at equal distance from previous prime (33140843) and next prime (33140857).

It is a super-3 number, since 3×33140850³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33140850.

It is not an unprimeable number, because it can be changed into a prime (33140857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110320 + ... + 110619.

It is an arithmetic number, because the mean of its divisors is an integer number (3424570).

Almost surely, 2^33140850 is an apocalyptic number.

33140850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33140850 is an abundant number, since it is smaller than the sum of its proper divisors (49048830).

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

33140850 is a wasteful number, since it uses less digits than its factorization.

33140850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220954 (or 220949 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 33140850 is about 5756.8090119440. The cubic root of 33140850 is about 321.2091299377.

Adding to 33140850 its reverse (5804133), we get a palindrome (38944983).

The spelling of 33140850 in words is "thirty-three million, one hundred forty thousand, eight hundred fifty".