550949042 has 48 divisors (see below), whose sum is σ = 1015740000. Its totient is φ = 222856704.

The previous prime is 550949029. The next prime is 550949051. The reversal of 550949042 is 240949055.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 550948987 and 550949005.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 835709 + ... + 836367.

It is an arithmetic number, because the mean of its divisors is an integer number (21161250).

Almost surely, 2^550949042 is an apocalyptic number.

550949042 is a deficient number, since it is larger than the sum of its proper divisors (464790958).

550949042 is a wasteful number, since it uses less digits than its factorization.

550949042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143 (or 1136 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 550949042 is about 23472.3037216205. The cubic root of 550949042 is about 819.7922545310.

The spelling of 550949042 in words is "five hundred fifty million, nine hundred forty-nine thousand, forty-two".