78529467 has 4 divisors (see below), whose sum is σ = 104705960. Its totient is φ = 52352976.

The previous prime is 78529457. The next prime is 78529483. The reversal of 78529467 is 76492587.

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

It is not a de Polignac number, because 78529467 - 2⁶ = 78529403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78529457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13088242 + ... + 13088247.

It is an arithmetic number, because the mean of its divisors is an integer number (26176490).

Almost surely, 2^78529467 is an apocalyptic number.

78529467 is a deficient number, since it is larger than the sum of its proper divisors (26176493).

78529467 is a wasteful number, since it uses less digits than its factorization.

78529467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26176492.

The product of its digits is 846720, while the sum is 48.

The square root of 78529467 is about 8861.6853363229. The cubic root of 78529467 is about 428.2304546165.

The spelling of 78529467 in words is "seventy-eight million, five hundred twenty-nine thousand, four hundred sixty-seven".