504472149 has 6 divisors (see below), whose sum is σ = 728682006. Its totient is φ = 336314760.

The previous prime is 504472147. The next prime is 504472153. The reversal of 504472149 is 941274405.

It is a happy number.

504472149 is a `hidden beast` number, since 504 + 4 + 7 + 2 + 149 = 666.

It can be written as a sum of positive squares in only one way, i.e., 369331524 + 135140625 = 19218^2 + 11625^2 .

It is not a de Polignac number, because 504472149 - 2¹ = 504472147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504472147) 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 5 ways as a sum of consecutive naturals, for example, 28026222 + ... + 28026239.

It is an arithmetic number, because the mean of its divisors is an integer number (121447001).

Almost surely, 2^504472149 is an apocalyptic number.

It is an amenable number.

504472149 is a deficient number, since it is larger than the sum of its proper divisors (224209857).

504472149 is a wasteful number, since it uses less digits than its factorization.

504472149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56052467 (or 56052464 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 504472149 is about 22460.4574530440. The cubic root of 504472149 is about 796.0598703527.

The spelling of 504472149 in words is "five hundred four million, four hundred seventy-two thousand, one hundred forty-nine".