146005533 has 6 divisors (see below), whose sum is σ = 210896894. Its totient is φ = 97337016.

The previous prime is 146005523. The next prime is 146005553. The reversal of 146005533 is 335500641.

146005533 is a `hidden beast` number, since 1 + 4 + 600 + 5 + 53 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 145878084 + 127449 = 12078^2 + 357^2 .

It is not a de Polignac number, because 146005533 - 2²⁰ = 144956957 is a prime.

It is a super-2 number, since 2×146005533² = 42635231333228178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146005497 and 146005506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146005523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8111410 + ... + 8111427.

Almost surely, 2^146005533 is an apocalyptic number.

It is an amenable number.

146005533 is a deficient number, since it is larger than the sum of its proper divisors (64891361).

146005533 is a wasteful number, since it uses less digits than its factorization.

146005533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16222843 (or 16222840 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 146005533 is about 12083.2749285945. The cubic root of 146005533 is about 526.5703945075.

The spelling of 146005533 in words is "one hundred forty-six million, five thousand, five hundred thirty-three".