146789446 has 8 divisors (see below), whose sum is σ = 220387104. Its totient is φ = 73327080.

The previous prime is 146789417. The next prime is 146789453. The reversal of 146789446 is 644987641.

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

It is a self number, because there is not a number n which added to its sum of digits gives 146789446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31065 + ... + 35476.

It is an arithmetic number, because the mean of its divisors is an integer number (27548388).

Almost surely, 2^146789446 is an apocalyptic number.

146789446 is a deficient number, since it is larger than the sum of its proper divisors (73597658).

146789446 is a wasteful number, since it uses less digits than its factorization.

146789446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67646.

The product of its digits is 1161216, while the sum is 49.

The square root of 146789446 is about 12115.6694408522. The cubic root of 146789446 is about 527.5111095794.

The spelling of 146789446 in words is "one hundred forty-six million, seven hundred eighty-nine thousand, four hundred forty-six".