146849567 has 4 divisors (see below), whose sum is σ = 146936520. Its totient is φ = 146762616.

The previous prime is 146849473. The next prime is 146849569. The reversal of 146849567 is 765948641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765948641 = 8581 ⋅89261.

It is a cyclic number.

It is not a de Polignac number, because 146849567 - 2¹⁰ = 146848543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146849569) 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, 40892 + ... + 44337.

It is an arithmetic number, because the mean of its divisors is an integer number (36734130).

Almost surely, 2^146849567 is an apocalyptic number.

146849567 is a deficient number, since it is larger than the sum of its proper divisors (86953).

146849567 is an equidigital number, since it uses as much as digits as its factorization.

146849567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86952.

The product of its digits is 1451520, while the sum is 50.

The square root of 146849567 is about 12118.1503126509. The cubic root of 146849567 is about 527.5831178594.

The spelling of 146849567 in words is "one hundred forty-six million, eight hundred forty-nine thousand, five hundred sixty-seven".