146800389 has 8 divisors (see below), whose sum is σ = 207247680. Its totient is φ = 92110016.

The previous prime is 146800309. The next prime is 146800391. The reversal of 146800389 is 983008641.

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

It is a cyclic number.

It is not a de Polignac number, because 146800389 - 2⁷ = 146800261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146800309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1439169 + ... + 1439270.

It is an arithmetic number, because the mean of its divisors is an integer number (25905960).

Almost surely, 2^146800389 is an apocalyptic number.

It is an amenable number.

146800389 is a deficient number, since it is larger than the sum of its proper divisors (60447291).

146800389 is a wasteful number, since it uses less digits than its factorization.

146800389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2878459.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 146800389 is about 12116.1210376919. The cubic root of 146800389 is about 527.5242177212.

The spelling of 146800389 in words is "one hundred forty-six million, eight hundred thousand, three hundred eighty-nine".