149313424 has 80 divisors (see below), whose sum is σ = 331228800. Its totient is φ = 64800384.

The previous prime is 149313413. The next prime is 149313427. The reversal of 149313424 is 424313941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149313427) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 2530707 + ... + 2530765.

It is an arithmetic number, because the mean of its divisors is an integer number (4140360).

Almost surely, 2^149313424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149313424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165614400).

149313424 is an abundant number, since it is smaller than the sum of its proper divisors (181915376).

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

149313424 is an equidigital number, since it uses as much as digits as its factorization.

149313424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 97 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 149313424 is about 12219.3872186784. The cubic root of 149313424 is about 530.5173825120.

The spelling of 149313424 in words is "one hundred forty-nine million, three hundred thirteen thousand, four hundred twenty-four".