78887348 has 12 divisors (see below), whose sum is σ = 138120612. Its totient is φ = 39424320.

The previous prime is 78887339. The next prime is 78887357. The reversal of 78887348 is 84378887.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (78887339) and next prime (78887357).

It can be written as a sum of positive squares in 2 ways, for example, as 73994404 + 4892944 = 8602^2 + 2212^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 78887348.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8288 + ... + 15048.

It is an arithmetic number, because the mean of its divisors is an integer number (11510051).

Almost surely, 2^78887348 is an apocalyptic number.

It is an amenable number.

78887348 is a deficient number, since it is larger than the sum of its proper divisors (59233264).

78887348 is a wasteful number, since it uses less digits than its factorization.

78887348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9682 (or 9680 counting only the distinct ones).

The product of its digits is 2408448, while the sum is 53.

The square root of 78887348 is about 8881.8549864316. The cubic root of 78887348 is about 428.8799913538.

The spelling of 78887348 in words is "seventy-eight million, eight hundred eighty-seven thousand, three hundred forty-eight".