78235895 has 8 divisors (see below), whose sum is σ = 94938480. Its totient is φ = 61885120.

The previous prime is 78235879. The next prime is 78235907. The reversal of 78235895 is 59853287.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 78235895 - 2⁴ = 78235879 is a prime.

It is a super-2 number, since 2×78235895² = 12241710532902050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87461 + ... + 88350.

It is an arithmetic number, because the mean of its divisors is an integer number (11867310).

Almost surely, 2^78235895 is an apocalyptic number.

78235895 is a deficient number, since it is larger than the sum of its proper divisors (16702585).

78235895 is a wasteful number, since it uses less digits than its factorization.

78235895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175905.

The product of its digits is 604800, while the sum is 47.

The square root of 78235895 is about 8845.1057088087. The cubic root of 78235895 is about 427.6961606751.

The spelling of 78235895 in words is "seventy-eight million, two hundred thirty-five thousand, eight hundred ninety-five".