149096448 has 72 divisors (see below), whose sum is σ = 430671150. Its totient is φ = 49692672.

The previous prime is 149096429. The next prime is 149096461. The reversal of 149096448 is 844690941.

It can be written as a sum of positive squares in only one way, i.e., 148644864 + 451584 = 12192^2 + 672^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14388 + ... + 22476.

Almost surely, 2^149096448 is an apocalyptic number.

149096448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149096448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215335575).

149096448 is an abundant number, since it is smaller than the sum of its proper divisors (281574702).

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

149096448 is an equidigital number, since it uses as much as digits as its factorization.

149096448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8117 (or 8094 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 149096448 is about 12210.5056406359. The cubic root of 149096448 is about 530.2602827394.

The spelling of 149096448 in words is "one hundred forty-nine million, ninety-six thousand, four hundred forty-eight".