146294285 has 4 divisors (see below), whose sum is σ = 175553148. Its totient is φ = 117035424.

The previous prime is 146294279. The next prime is 146294297. The reversal of 146294285 is 582492641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20921476 + 125372809 = 4574^2 + 11197^2 .

It is a cyclic number.

It is not a de Polignac number, because 146294285 - 2¹⁰ = 146293261 is a prime.

It is a super-2 number, since 2×146294285² = 42804035647322450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14629424 + ... + 14629433.

It is an arithmetic number, because the mean of its divisors is an integer number (43888287).

Almost surely, 2^146294285 is an apocalyptic number.

It is an amenable number.

146294285 is a deficient number, since it is larger than the sum of its proper divisors (29258863).

146294285 is an equidigital number, since it uses as much as digits as its factorization.

146294285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29258862.

The product of its digits is 138240, while the sum is 41.

The square root of 146294285 is about 12095.2174432707. The cubic root of 146294285 is about 526.9172949006.

The spelling of 146294285 in words is "one hundred forty-six million, two hundred ninety-four thousand, two hundred eighty-five".