33974541 has 12 divisors (see below), whose sum is σ = 49581532. Its totient is φ = 22415616.

The previous prime is 33974509. The next prime is 33974557. The reversal of 33974541 is 14547933.

It can be written as a sum of positive squares in 2 ways, for example, as 8874441 + 25100100 = 2979^2 + 5010^2 .

It is not a de Polignac number, because 33974541 - 2⁵ = 33974509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33974496 and 33974505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33974441) 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, 18586 + ... + 20331.

Almost surely, 2^33974541 is an apocalyptic number.

It is an amenable number.

33974541 is a deficient number, since it is larger than the sum of its proper divisors (15606991).

33974541 is a wasteful number, since it uses less digits than its factorization.

33974541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39020 (or 39017 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 33974541 is about 5828.7683947812. The cubic root of 33974541 is about 323.8802998615.

The spelling of 33974541 in words is "thirty-three million, nine hundred seventy-four thousand, five hundred forty-one".