546840774 has 32 divisors (see below), whose sum is σ = 1217427840. Its totient is φ = 181946376.

The previous prime is 546840773. The next prime is 546840781. The reversal of 546840774 is 477048645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546840773) 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, 21409 + ... + 39395.

It is an arithmetic number, because the mean of its divisors is an integer number (38044620).

Almost surely, 2^546840774 is an apocalyptic number.

546840774 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

546840774 is an abundant number, since it is smaller than the sum of its proper divisors (670587066).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

546840774 is a wasteful number, since it uses less digits than its factorization.

546840774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18561 (or 18555 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The square root of 546840774 is about 23384.6268732259. The cubic root of 546840774 is about 817.7495173032.

The spelling of 546840774 in words is "five hundred forty-six million, eight hundred forty thousand, seven hundred seventy-four".