146991088 has 20 divisors (see below), whose sum is σ = 293983168. Its totient is φ = 71124480.

The previous prime is 146991083. The next prime is 146991127. The reversal of 146991088 is 880199641.

146991088 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

146991088 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146991083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147681 + ... + 148672.

Almost surely, 2^146991088 is an apocalyptic number.

It is an amenable number.

146991088 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.

146991088 is a wasteful number, since it uses less digits than its factorization.

146991088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296392 (or 296386 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 46.

The square root of 146991088 is about 12123.9881227260. The cubic root of 146991088 is about 527.7525432104.

The spelling of 146991088 in words is "one hundred forty-six million, nine hundred ninety-one thousand, eighty-eight".