33538469 has 2 divisors, whose sum is σ = 33538470. Its totient is φ = 33538468.

The previous prime is 33538457. The next prime is 33538481. The reversal of 33538469 is 96483533.

It is a balanced prime because it is at equal distance from previous prime (33538457) and next prime (33538481).

It can be written as a sum of positive squares in only one way, i.e., 22562500 + 10975969 = 4750^2 + 3313^2 .

It is a cyclic number.

It is not a de Polignac number, because 33538469 - 2²⁰ = 32489893 is a prime.

It is a super-2 number, since 2×33538469² = 2249657805727922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33538499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16769234 + 16769235.

It is an arithmetic number, because the mean of its divisors is an integer number (16769235).

Almost surely, 2^33538469 is an apocalyptic number.

It is an amenable number.

33538469 is a deficient number, since it is larger than the sum of its proper divisors (1).

33538469 is an equidigital number, since it uses as much as digits as its factorization.

33538469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The square root of 33538469 is about 5791.2407133532. The cubic root of 33538469 is about 322.4886328946.

The spelling of 33538469 in words is "thirty-three million, five hundred thirty-eight thousand, four hundred sixty-nine".