149474328 has 32 divisors (see below), whose sum is σ = 374814960. Its totient is φ = 49674240.

The previous prime is 149474327. The next prime is 149474359. The reversal of 149474328 is 823474941.

It is a super-4 number, since 4×149474328⁴ (a number of 34 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 149474328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149474327) 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 7 ways as a sum of consecutive naturals, for example, 1153 + ... + 17328.

Almost surely, 2^149474328 is an apocalyptic number.

It is an amenable number.

149474328 is an abundant number, since it is smaller than the sum of its proper divisors (225340632).

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

149474328 is a wasteful number, since it uses less digits than its factorization.

149474328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18827 (or 18823 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 149474328 is about 12225.9694094170. The cubic root of 149474328 is about 530.7078805085.

The spelling of 149474328 in words is "one hundred forty-nine million, four hundred seventy-four thousand, three hundred twenty-eight".