149418404 has 6 divisors (see below), whose sum is σ = 261482214. Its totient is φ = 74709200.

The previous prime is 149418403. The next prime is 149418427. The reversal of 149418404 is 404814941.

It can be written as a sum of positive squares in only one way, i.e., 95101504 + 54316900 = 9752^2 + 7370^2 .

It is a super-3 number, since 3×149418404³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (149418403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18677297 + ... + 18677304.

It is an arithmetic number, because the mean of its divisors is an integer number (43580369).

Almost surely, 2^149418404 is an apocalyptic number.

It is an amenable number.

149418404 is a deficient number, since it is larger than the sum of its proper divisors (112063810).

149418404 is a wasteful number, since it uses less digits than its factorization.

149418404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37354605 (or 37354603 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 149418404 is about 12223.6820966516. The cubic root of 149418404 is about 530.6416862885.

The spelling of 149418404 in words is "one hundred forty-nine million, four hundred eighteen thousand, four hundred four".