33397461 has 16 divisors (see below), whose sum is σ = 49579200. Its totient is φ = 22219344.

The previous prime is 33397453. The next prime is 33397501. The reversal of 33397461 is 16479333.

It is not a de Polignac number, because 33397461 - 2³ = 33397453 is a prime.

It is a super-2 number, since 2×33397461² = 2230780802493042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33397451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16855 + ... + 18731.

It is an arithmetic number, because the mean of its divisors is an integer number (3098700).

Almost surely, 2^33397461 is an apocalyptic number.

It is an amenable number.

33397461 is a deficient number, since it is larger than the sum of its proper divisors (16181739).

33397461 is a wasteful number, since it uses less digits than its factorization.

33397461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545 (or 2539 counting only the distinct ones).

The product of its digits is 40824, while the sum is 36.

The square root of 33397461 is about 5779.0536422497. The cubic root of 33397461 is about 322.0360446000.

The spelling of 33397461 in words is "thirty-three million, three hundred ninety-seven thousand, four hundred sixty-one".