546997049 has 4 divisors (see below), whose sum is σ = 579173364. Its totient is φ = 514820736.

The previous prime is 546997039. The next prime is 546997051. The reversal of 546997049 is 940799645.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 371911225 + 175085824 = 19285^2 + 13232^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546997049 is a prime.

It is a super-2 number, since 2×546997049² = 598411543229416802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546997039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16088132 + ... + 16088165.

It is an arithmetic number, because the mean of its divisors is an integer number (144793341).

Almost surely, 2^546997049 is an apocalyptic number.

It is an amenable number.

546997049 is a deficient number, since it is larger than the sum of its proper divisors (32176315).

546997049 is a wasteful number, since it uses less digits than its factorization.

546997049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32176314.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The square root of 546997049 is about 23387.9680391435. The cubic root of 546997049 is about 817.8274081264.

The spelling of 546997049 in words is "five hundred forty-six million, nine hundred ninety-seven thousand, forty-nine".