33997122 has 24 divisors (see below), whose sum is σ = 74672364. Its totient is φ = 11176704.

The previous prime is 33997091. The next prime is 33997123. The reversal of 33997122 is 22179933.

It can be written as a sum of positive squares in 2 ways, for example, as 33977241 + 19881 = 5829^2 + 141^2 .

It is not an unprimeable number, because it can be changed into a prime (33997123) 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, 11623 + ... + 14250.

Almost surely, 2^33997122 is an apocalyptic number.

33997122 is an abundant number, since it is smaller than the sum of its proper divisors (40675242).

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

33997122 is a wasteful number, since it uses less digits than its factorization.

33997122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25954 (or 25951 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 33997122 is about 5830.7051031586. The cubic root of 33997122 is about 323.9520390828.

It can be divided in two parts, 339 and 97122, that added together give a triangular number (97461 = T₄₄₁).

The spelling of 33997122 in words is "thirty-three million, nine hundred ninety-seven thousand, one hundred twenty-two".