33489370 has 8 divisors (see below), whose sum is σ = 60280884. Its totient is φ = 13395744.

The previous prime is 33489361. The next prime is 33489377. The reversal of 33489370 is 7398433.

It is a Cunningham number, because it is equal to 5787²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 33489369 + 1 = 5787^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33489370² = 2243075805993800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33489377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674459 + ... + 1674478.

Almost surely, 2^33489370 is an apocalyptic number.

33489370 is a deficient number, since it is larger than the sum of its proper divisors (26791514).

33489370 is a wasteful number, since it uses less digits than its factorization.

33489370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348944.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 33489370 is about 5787.0000864006. Note that the first 4 decimals coincide. The cubic root of 33489370 is about 322.3311858110.

The spelling of 33489370 in words is "thirty-three million, four hundred eighty-nine thousand, three hundred seventy".