541878534 has 24 divisors (see below), whose sum is σ = 1185698592. Its totient is φ = 178837200.

The previous prime is 541878527. The next prime is 541878539. The reversal of 541878534 is 435878145.

541878534 is a `hidden beast` number, since 5 + 41 + 8 + 78 + 534 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 541878534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541878539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147214 + ... + 150849.

It is an arithmetic number, because the mean of its divisors is an integer number (49404108).

Almost surely, 2^541878534 is an apocalyptic number.

541878534 is an abundant number, since it is smaller than the sum of its proper divisors (643820058).

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

541878534 is a wasteful number, since it uses less digits than its factorization.

541878534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298172 (or 298169 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 541878534 is about 23278.2846017485. The cubic root of 541878534 is about 815.2684746626.

The spelling of 541878534 in words is "five hundred forty-one million, eight hundred seventy-eight thousand, five hundred thirty-four".