4786540438 has 4 divisors (see below), whose sum is σ = 7179810660. Its totient is φ = 2393270218.

The previous prime is 4786540427. The next prime is 4786540463. The reversal of 4786540438 is 8340456874.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8340456874 = 2 ⋅4170228437.

It is a junction number, because it is equal to n+sod(n) for n = 4786540391 and 4786540400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1196635108 + ... + 1196635111.

It is an arithmetic number, because the mean of its divisors is an integer number (1794952665).

Almost surely, 2^4786540438 is an apocalyptic number.

4786540438 is a deficient number, since it is larger than the sum of its proper divisors (2393270222).

4786540438 is a wasteful number, since it uses less digits than its factorization.

4786540438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393270221.

The product of its (nonzero) digits is 2580480, while the sum is 49.

The square root of 4786540438 is about 69184.8280911357. The cubic root of 4786540438 is about 1685.2871553740.

The spelling of 4786540438 in words is "four billion, seven hundred eighty-six million, five hundred forty thousand, four hundred thirty-eight".