146946529 has 4 divisors (see below), whose sum is σ = 146970900. Its totient is φ = 146922160.

The previous prime is 146946511. The next prime is 146946559. The reversal of 146946529 is 925649641.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 72590400 + 74356129 = 8520^2 + 8623^2 .

It is a cyclic number.

It is not a de Polignac number, because 146946529 - 2¹⁵ = 146913761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146946559) 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, 4239 + ... + 17659.

It is an arithmetic number, because the mean of its divisors is an integer number (36742725).

Almost surely, 2^146946529 is an apocalyptic number.

It is an amenable number.

146946529 is a deficient number, since it is larger than the sum of its proper divisors (24371).

146946529 is a wasteful number, since it uses less digits than its factorization.

146946529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24370.

The product of its digits is 466560, while the sum is 46.

The square root of 146946529 is about 12122.1503455451. The cubic root of 146946529 is about 527.6992100401.

The spelling of 146946529 in words is "one hundred forty-six million, nine hundred forty-six thousand, five hundred twenty-nine".