146333561 has 8 divisors (see below), whose sum is σ = 162020064. Its totient is φ = 131044320.

The previous prime is 146333549. The next prime is 146333581. The reversal of 146333561 is 165333641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 146333561 - 2¹⁸ = 146071417 is a prime.

It is a super-2 number, since 2×146333561² = 42827022149881442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146333581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98540 + ... + 100013.

It is an arithmetic number, because the mean of its divisors is an integer number (20252508).

Almost surely, 2^146333561 is an apocalyptic number.

146333561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146333561 is a deficient number, since it is larger than the sum of its proper divisors (15686503).

146333561 is a wasteful number, since it uses less digits than its factorization.

146333561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198631.

The product of its digits is 19440, while the sum is 32.

The square root of 146333561 is about 12096.8409512567. The cubic root of 146333561 is about 526.9644449582.

The spelling of 146333561 in words is "one hundred forty-six million, three hundred thirty-three thousand, five hundred sixty-one".