546641312 has 24 divisors (see below), whose sum is σ = 1229943456. Its totient is φ = 234274752.

The previous prime is 546641309. The next prime is 546641317. The reversal of 546641312 is 213146645.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (546641317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1219958 + ... + 1220405.

It is an arithmetic number, because the mean of its divisors is an integer number (51247644).

Almost surely, 2^546641312 is an apocalyptic number.

It is an amenable number.

546641312 is an abundant number, since it is smaller than the sum of its proper divisors (683302144).

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

546641312 is a wasteful number, since it uses less digits than its factorization.

546641312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440380 (or 2440372 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 546641312 is about 23380.3616738493. The cubic root of 546641312 is about 817.6500795889.

Adding to 546641312 its reverse (213146645), we get a palindrome (759787957).

The spelling of 546641312 in words is "five hundred forty-six million, six hundred forty-one thousand, three hundred twelve".