543478040 has 64 divisors (see below), whose sum is σ = 1458293760. Its totient is φ = 178231680.

The previous prime is 543478037. The next prime is 543478069. The reversal of 543478040 is 40874345.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35756 + ... + 48635.

It is an arithmetic number, because the mean of its divisors is an integer number (22785840).

Almost surely, 2^543478040 is an apocalyptic number.

It is an amenable number.

543478040 is an abundant number, since it is smaller than the sum of its proper divisors (914815720).

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

543478040 is a wasteful number, since it uses less digits than its factorization.

543478040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84432 (or 84428 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 543478040 is about 23312.6154688829. The cubic root of 543478040 is about 816.0698509665.

The spelling of 543478040 in words is "five hundred forty-three million, four hundred seventy-eight thousand, forty".