78752958 has 16 divisors (see below), whose sum is σ = 162587136. Its totient is φ = 25404120.

The previous prime is 78752953. The next prime is 78753011. The reversal of 78752958 is 85925787.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 78752958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78752953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211516 + ... + 211887.

It is an arithmetic number, because the mean of its divisors is an integer number (10161696).

Almost surely, 2^78752958 is an apocalyptic number.

78752958 is an abundant number, since it is smaller than the sum of its proper divisors (83834178).

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

78752958 is a wasteful number, since it uses less digits than its factorization.

78752958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423439.

The product of its digits is 1411200, while the sum is 51.

The square root of 78752958 is about 8874.2863375034. The cubic root of 78752958 is about 428.6363107800.

The spelling of 78752958 in words is "seventy-eight million, seven hundred fifty-two thousand, nine hundred fifty-eight".