33140022 has 16 divisors (see below), whose sum is σ = 66394560. Its totient is φ = 11027592.

The previous prime is 33140017. The next prime is 33140027. The reversal of 33140022 is 22004133.

It is an interprime number because it is at equal distance from previous prime (33140017) and next prime (33140027).

It is a super-2 number, since 2×33140022² = 2196522116320968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33139983 and 33140010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33140027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748 + ... + 8175.

It is an arithmetic number, because the mean of its divisors is an integer number (4149660).

Almost surely, 2^33140022 is an apocalyptic number.

33140022 is an abundant number, since it is smaller than the sum of its proper divisors (33254538).

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

33140022 is a wasteful number, since it uses less digits than its factorization.

33140022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9547.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 33140022 is about 5756.7370966547. The cubic root of 33140022 is about 321.2064548567.

Adding to 33140022 its reverse (22004133), we get a palindrome (55144155).

The spelling of 33140022 in words is "thirty-three million, one hundred forty thousand, twenty-two".