78075342 has 12 divisors (see below), whose sum is σ = 169163280. Its totient is φ = 26025108.

The previous prime is 78075331. The next prime is 78075359. The reversal of 78075342 is 24357087.

It is a junction number, because it is equal to n+sod(n) for n = 78075297 and 78075306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2168742 + ... + 2168777.

It is an arithmetic number, because the mean of its divisors is an integer number (14096940).

Almost surely, 2^78075342 is an apocalyptic number.

78075342 is an abundant number, since it is smaller than the sum of its proper divisors (91087938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78075342 is a wasteful number, since it uses less digits than its factorization.

78075342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4337527 (or 4337524 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 78075342 is about 8836.0252376281. The cubic root of 78075342 is about 427.4033925540.

The spelling of 78075342 in words is "seventy-eight million, seventy-five thousand, three hundred forty-two".