546362309 has 18 divisors (see below), whose sum is σ = 603003366. Its totient is φ = 494928720.

The previous prime is 546362293. The next prime is 546362317. The reversal of 546362309 is 903263645.

It can be written as a sum of positive squares in only one way, i.e., 477422500 + 68939809 = 21850^2 + 8303^2 .

It is not a de Polignac number, because 546362309 - 2⁴ = 546362293 is a prime.

It is a super-2 number, since 2×546362309² = 597023545391622962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546362339) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 189539 + ... + 192399.

It is an arithmetic number, because the mean of its divisors is an integer number (33500187).

Almost surely, 2^546362309 is an apocalyptic number.

It is an amenable number.

546362309 is a deficient number, since it is larger than the sum of its proper divisors (56641057).

546362309 is a wasteful number, since it uses less digits than its factorization.

546362309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2945 (or 2903 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 546362309 is about 23374.3943023129. The cubic root of 546362309 is about 817.5109477409.

The spelling of 546362309 in words is "five hundred forty-six million, three hundred sixty-two thousand, three hundred nine".