149598128 has 20 divisors (see below), whose sum is σ = 290180088. Its totient is φ = 74712960.

The previous prime is 149598107. The next prime is 149598131. The reversal of 149598128 is 821895941.

It is a super-2 number, since 2×149598128² = 44759199802208768, which contains 22 as substring.

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, 10343 + ... + 20153.

Almost surely, 2^149598128 is an apocalyptic number.

It is an amenable number.

149598128 is a deficient number, since it is larger than the sum of its proper divisors (140581960).

149598128 is an equidigital number, since it uses as much as digits as its factorization.

149598128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10772 (or 10766 counting only the distinct ones).

The product of its digits is 207360, while the sum is 47.

The square root of 149598128 is about 12231.0313547141. The cubic root of 149598128 is about 530.8543571778.

The spelling of 149598128 in words is "one hundred forty-nine million, five hundred ninety-eight thousand, one hundred twenty-eight".