546043979 has 16 divisors (see below), whose sum is σ = 603832320. Its totient is φ = 490628640.

The previous prime is 546043957. The next prime is 546043991. The reversal of 546043979 is 979340645.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546043979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is not an unprimeable number, because it can be changed into a prime (546043999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114362 + ... + 119040.

It is an arithmetic number, because the mean of its divisors is an integer number (37739520).

Almost surely, 2^546043979 is an apocalyptic number.

546043979 is a deficient number, since it is larger than the sum of its proper divisors (57788341).

546043979 is a wasteful number, since it uses less digits than its factorization.

546043979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4930.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 546043979 is about 23367.5839358715. The cubic root of 546043979 is about 817.3521466344.

The spelling of 546043979 in words is "five hundred forty-six million, forty-three thousand, nine hundred seventy-nine".