149793328 has 10 divisors (see below), whose sum is σ = 290224604. Its totient is φ = 74896656.

The previous prime is 149793311. The next prime is 149793361. The reversal of 149793328 is 823397941.

It is a super-2 number, since 2×149793328² = 44876082226631168, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4681026 + ... + 4681057.

Almost surely, 2^149793328 is an apocalyptic number.

It is an amenable number.

149793328 is a deficient number, since it is larger than the sum of its proper divisors (140431276).

149793328 is an equidigital number, since it uses as much as digits as its factorization.

149793328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9362091 (or 9362085 counting only the distinct ones).

The product of its digits is 326592, while the sum is 46.

The square root of 149793328 is about 12239.0084565703. The cubic root of 149793328 is about 531.0851482413.

The spelling of 149793328 in words is "one hundred forty-nine million, seven hundred ninety-three thousand, three hundred twenty-eight".