546630040 has 128 divisors (see below), whose sum is σ = 1390374720. Its totient is φ = 191692800.

The previous prime is 546630023. The next prime is 546630041. The reversal of 546630040 is 40036645.

It is a junction number, because it is equal to n+sod(n) for n = 546629990 and 546630008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546630041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2832184 + ... + 2832376.

Almost surely, 2^546630040 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 546630040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695187360).

546630040 is an abundant number, since it is smaller than the sum of its proper divisors (843744680).

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

546630040 is a wasteful number, since it uses less digits than its factorization.

546630040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 546630040 is about 23380.1206155999. The cubic root of 546630040 is about 817.6444594410.

Adding to 546630040 its reverse (40036645), we get a palindrome (586666685).

The spelling of 546630040 in words is "five hundred forty-six million, six hundred thirty thousand, forty".