549744770 has 16 divisors (see below), whose sum is σ = 998620920. Its totient is φ = 217880064.

The previous prime is 549744757. The next prime is 549744787. The reversal of 549744770 is 77447945.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 417425761 + 132319009 = 20431^2 + 11503^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251087 + ... + 253266.

Almost surely, 2^549744770 is an apocalyptic number.

549744770 is a deficient number, since it is larger than the sum of its proper divisors (448876150).

549744770 is a wasteful number, since it uses less digits than its factorization.

549744770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504469.

The product of its (nonzero) digits is 987840, while the sum is 47.

The square root of 549744770 is about 23446.6366457963. The cubic root of 549744770 is about 819.1945144048.

The spelling of 549744770 in words is "five hundred forty-nine million, seven hundred forty-four thousand, seven hundred seventy".