73078078 has 8 divisors (see below), whose sum is σ = 110849040. Its totient is φ = 36128400.

The previous prime is 73078073. The next prime is 73078079. The reversal of 73078078 is 87087037.

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

It is a self number, because there is not a number n which added to its sum of digits gives 73078078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73078073) 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, 205098 + ... + 205453.

It is an arithmetic number, because the mean of its divisors is an integer number (13856130).

Almost surely, 2^73078078 is an apocalyptic number.

73078078 is a deficient number, since it is larger than the sum of its proper divisors (37770962).

73078078 is a wasteful number, since it uses less digits than its factorization.

73078078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410642.

The product of its (nonzero) digits is 65856, while the sum is 40.

The square root of 73078078 is about 8548.5716935638. The cubic root of 73078078 is about 418.0828685774.

The spelling of 73078078 in words is "seventy-three million, seventy-eight thousand, seventy-eight".