549011290 has 16 divisors (see below), whose sum is σ = 1000730880. Its totient is φ = 216824400.

The previous prime is 549011269. The next prime is 549011293. The reversal of 549011290 is 92110945.

It is not an unprimeable number, because it can be changed into a prime (549011293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346686 + ... + 348265.

It is an arithmetic number, because the mean of its divisors is an integer number (62545680).

Almost surely, 2^549011290 is an apocalyptic number.

549011290 is a deficient number, since it is larger than the sum of its proper divisors (451719590).

549011290 is a wasteful number, since it uses less digits than its factorization.

549011290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695037.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 549011290 is about 23430.9899492104. The cubic root of 549011290 is about 818.8300239169.

The spelling of 549011290 in words is "five hundred forty-nine million, eleven thousand, two hundred ninety".