58478506 has 4 divisors (see below), whose sum is σ = 87717762. Its totient is φ = 29239252.

The previous prime is 58478503. The next prime is 58478507. The reversal of 58478506 is 60587485.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55726225 + 2752281 = 7465^2 + 1659^2 .

It is not an unprimeable number, because it can be changed into a prime (58478503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14619625 + ... + 14619628.

Almost surely, 2^58478506 is an apocalyptic number.

58478506 is a deficient number, since it is larger than the sum of its proper divisors (29239256).

58478506 is a wasteful number, since it uses less digits than its factorization.

58478506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29239255.

The product of its (nonzero) digits is 268800, while the sum is 43.

The square root of 58478506 is about 7647.1240345636. The cubic root of 58478506 is about 388.1492544071.

The spelling of 58478506 in words is "fifty-eight million, four hundred seventy-eight thousand, five hundred six".