546197904 has 360 divisors, whose sum is σ = 1914127488. Its totient is φ = 150232320.

The previous prime is 546197903. The next prime is 546197909. The reversal of 546197904 is 409791645.

546197904 is a `hidden beast` number, since 546 + 19 + 7 + 90 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 546197904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546197903) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8954034 + ... + 8954094.

Almost surely, 2^546197904 is an apocalyptic number.

546197904 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 546197904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (957063744).

546197904 is an abundant number, since it is smaller than the sum of its proper divisors (1367929584).

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

546197904 is a wasteful number, since it uses less digits than its factorization.

546197904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 546197904 is about 23370.8772620969. The cubic root of 546197904 is about 817.4289408819.

The spelling of 546197904 in words is "five hundred forty-six million, one hundred ninety-seven thousand, nine hundred four".