549142476 has 24 divisors (see below), whose sum is σ = 1286068224. Its totient is φ = 182370960.

The previous prime is 549142459. The next prime is 549142507. The reversal of 549142476 is 674241945.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81180 + ... + 87683.

It is an arithmetic number, because the mean of its divisors is an integer number (53586176).

Almost surely, 2^549142476 is an apocalyptic number.

It is an amenable number.

549142476 is an abundant number, since it is smaller than the sum of its proper divisors (736925748).

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

549142476 is a wasteful number, since it uses less digits than its factorization.

549142476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169141 (or 169139 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 549142476 is about 23433.7891942383. The cubic root of 549142476 is about 818.8952384111.

The spelling of 549142476 in words is "five hundred forty-nine million, one hundred forty-two thousand, four hundred seventy-six".