76152478 has 4 divisors (see below), whose sum is σ = 114228720. Its totient is φ = 38076238.

The previous prime is 76152449. The next prime is 76152487. The reversal of 76152478 is 87425167.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 87425167 = 1021 ⋅85627.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 76152478.

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, 19038118 + ... + 19038121.

It is an arithmetic number, because the mean of its divisors is an integer number (28557180).

Almost surely, 2^76152478 is an apocalyptic number.

76152478 is a deficient number, since it is larger than the sum of its proper divisors (38076242).

76152478 is a wasteful number, since it uses less digits than its factorization.

76152478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38076241.

The product of its digits is 94080, while the sum is 40.

The square root of 76152478 is about 8726.5387181860. The cubic root of 76152478 is about 423.8654454673.

The spelling of 76152478 in words is "seventy-six million, one hundred fifty-two thousand, four hundred seventy-eight".