146681268 has 12 divisors (see below), whose sum is σ = 342256320. Its totient is φ = 48893752.

The previous prime is 146681239. The next prime is 146681303. The reversal of 146681268 is 862186641.

It is a tau number, because it is divible by the number of its divisors (12).

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, 6111708 + ... + 6111731.

It is an arithmetic number, because the mean of its divisors is an integer number (28521360).

Almost surely, 2^146681268 is an apocalyptic number.

It is an amenable number.

146681268 is an abundant number, since it is smaller than the sum of its proper divisors (195575052).

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

146681268 is a wasteful number, since it uses less digits than its factorization.

146681268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12223446 (or 12223444 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 146681268 is about 12111.2042340966. The cubic root of 146681268 is about 527.3814928112.

The spelling of 146681268 in words is "one hundred forty-six million, six hundred eighty-one thousand, two hundred sixty-eight".