149783344 has 10 divisors (see below), whose sum is σ = 290205260. Its totient is φ = 74891664.

The previous prime is 149783341. The next prime is 149783399. The reversal of 149783344 is 443387941.

It is a self number, because there is not a number n which added to its sum of digits gives 149783344.

It is not an unprimeable number, because it can be changed into a prime (149783341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4680714 + ... + 4680745.

It is an arithmetic number, because the mean of its divisors is an integer number (29020526).

Almost surely, 2^149783344 is an apocalyptic number.

It is an amenable number.

149783344 is a deficient number, since it is larger than the sum of its proper divisors (140421916).

149783344 is an equidigital number, since it uses as much as digits as its factorization.

149783344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9361467 (or 9361461 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The square root of 149783344 is about 12238.6005735950. The cubic root of 149783344 is about 531.0733487128.

The spelling of 149783344 in words is "one hundred forty-nine million, seven hundred eighty-three thousand, three hundred forty-four".