546551069 has 4 divisors (see below), whose sum is σ = 550032444. Its totient is φ = 543069696.

The previous prime is 546551053. The next prime is 546551077. The reversal of 546551069 is 960155645.

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 371332900 + 175218169 = 19270^2 + 13237^2 .

It is a cyclic number.

It is not a de Polignac number, because 546551069 - 2⁴ = 546551053 is a prime.

It is a super-2 number, since 2×546551069² = 597436142050085522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546551009) 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, 1740452 + ... + 1740765.

It is an arithmetic number, because the mean of its divisors is an integer number (137508111).

Almost surely, 2^546551069 is an apocalyptic number.

It is an amenable number.

546551069 is a deficient number, since it is larger than the sum of its proper divisors (3481375).

546551069 is a wasteful number, since it uses less digits than its factorization.

546551069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3481374.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 546551069 is about 23378.4317053133. The cubic root of 546551069 is about 817.6050828331.

The spelling of 546551069 in words is "five hundred forty-six million, five hundred fifty-one thousand, sixty-nine".