73378 has 8 divisors (see below), whose sum is σ = 115920. Its totient is φ = 34740.

The previous prime is 73369. The next prime is 73379. The reversal of 73378 is 87337.

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

It is not an unprimeable number, because it can be changed into a prime (73379) 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, 928 + ... + 1003.

It is an arithmetic number, because the mean of its divisors is an integer number (14490).

2⁷³³⁷⁸ is an apocalyptic number.

73378 is a deficient number, since it is larger than the sum of its proper divisors (42542).

73378 is a wasteful number, since it uses less digits than its factorization.

73378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952.

The product of its digits is 3528, while the sum is 28.

The square root of 73378 is about 270.8837388992. The cubic root of 73378 is about 41.8654043507.

The spelling of 73378 in words is "seventy-three thousand, three hundred seventy-eight".