549537412 has 6 divisors (see below), whose sum is σ = 961690478. Its totient is φ = 274768704.

The previous prime is 549537389. The next prime is 549537433. The reversal of 549537412 is 214735945.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 533425216 + 16112196 = 23096^2 + 4014^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68692173 + ... + 68692180.

Almost surely, 2^549537412 is an apocalyptic number.

It is an amenable number.

549537412 is a deficient number, since it is larger than the sum of its proper divisors (412153066).

549537412 is a wasteful number, since it uses less digits than its factorization.

549537412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137384357 (or 137384355 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 549537412 is about 23442.2143152050. The cubic root of 549537412 is about 819.0915042401.

The spelling of 549537412 in words is "five hundred forty-nine million, five hundred thirty-seven thousand, four hundred twelve".