146640192 has 28 divisors (see below), whose sum is σ = 387986016. Its totient is φ = 48880000.

The previous prime is 146640107. The next prime is 146640209. The reversal of 146640192 is 291046641.

146640192 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 381684 + ... + 382067.

Almost surely, 2^146640192 is an apocalyptic number.

146640192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146640192 is an abundant number, since it is smaller than the sum of its proper divisors (241345824).

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

146640192 is an equidigital number, since it uses as much as digits as its factorization.

146640192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763766 (or 763756 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 146640192 is about 12109.5083302337. The cubic root of 146640192 is about 527.3322596566.

The spelling of 146640192 in words is "one hundred forty-six million, six hundred forty thousand, one hundred ninety-two".