546693840 has 640 divisors, whose sum is σ = 2485555200. Its totient is φ = 106997760.

The previous prime is 546693809. The next prime is 546693853. The reversal of 546693840 is 48396645.

546693840 is a `hidden beast` number, since 546 + 69 + 3 + 8 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3159994 + ... + 3160166.

It is an arithmetic number, because the mean of its divisors is an integer number (3883680).

Almost surely, 2^546693840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 546693840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1242777600).

546693840 is an abundant number, since it is smaller than the sum of its proper divisors (1938861360).

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

546693840 is a wasteful number, since it uses less digits than its factorization.

546693840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 546693840 is about 23381.4849827807. The cubic root of 546693840 is about 817.6762686985.

The spelling of 546693840 in words is "five hundred forty-six million, six hundred ninety-three thousand, eight hundred forty".