149704446 has 8 divisors (see below), whose sum is σ = 299408904. Its totient is φ = 49901480.

The previous prime is 149704441. The next prime is 149704483. The reversal of 149704446 is 644407941.

It is a sphenic number, since it is the product of 3 distinct primes.

149704446 is an admirable number.

It is a super-2 number, since 2×149704446² = 44822842304333832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149704441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12475365 + ... + 12475376.

It is an arithmetic number, because the mean of its divisors is an integer number (37426113).

Almost surely, 2^149704446 is an apocalyptic number.

149704446 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.

149704446 is a wasteful number, since it uses less digits than its factorization.

149704446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24950746.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 149704446 is about 12235.3768229671. The cubic root of 149704446 is about 530.9800851515.

The spelling of 149704446 in words is "one hundred forty-nine million, seven hundred four thousand, four hundred forty-six".