543378772 has 12 divisors (see below), whose sum is σ = 992257056. Its totient is φ = 259876760.

The previous prime is 543378763. The next prime is 543378779. The reversal of 543378772 is 277873345.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543378779) 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, 2953054 + ... + 2953237.

It is an arithmetic number, because the mean of its divisors is an integer number (82688088).

Almost surely, 2^543378772 is an apocalyptic number.

It is an amenable number.

543378772 is a deficient number, since it is larger than the sum of its proper divisors (448878284).

543378772 is a wasteful number, since it uses less digits than its factorization.

543378772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5906318 (or 5906316 counting only the distinct ones).

The product of its digits is 987840, while the sum is 46.

The square root of 543378772 is about 23310.4863098134. The cubic root of 543378772 is about 816.0201620194.

The spelling of 543378772 in words is "five hundred forty-three million, three hundred seventy-eight thousand, seven hundred seventy-two".