149591088 has 30 divisors (see below), whose sum is σ = 418647684. Its totient is φ = 49863648.

The previous prime is 149591081. The next prime is 149591129. The reversal of 149591088 is 880195941.

It is not an unprimeable number, because it can be changed into a prime (149591081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 519270 + ... + 519557.

Almost surely, 2^149591088 is an apocalyptic number.

149591088 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

149591088 is an abundant number, since it is smaller than the sum of its proper divisors (269056596).

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

149591088 is a wasteful number, since it uses less digits than its factorization.

149591088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038841 (or 1038832 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

The square root of 149591088 is about 12230.7435587539. The cubic root of 149591088 is about 530.8460298158.

The spelling of 149591088 in words is "one hundred forty-nine million, five hundred ninety-one thousand, eighty-eight".