146822406 has 8 divisors (see below), whose sum is σ = 293644824. Its totient is φ = 48940800.

The previous prime is 146822323. The next prime is 146822419. The reversal of 146822406 is 604228641.

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

146822406 is an admirable number.

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, 12235195 + ... + 12235206.

It is an arithmetic number, because the mean of its divisors is an integer number (36705603).

Almost surely, 2^146822406 is an apocalyptic number.

146822406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146822406 is a wasteful number, since it uses less digits than its factorization.

146822406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24470406.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 146822406 is about 12117.0295864952. The cubic root of 146822406 is about 527.5505889504.

The spelling of 146822406 in words is "one hundred forty-six million, eight hundred twenty-two thousand, four hundred six".