78963933 has 8 divisors (see below), whose sum is σ = 105738048. Its totient is φ = 52416224.

The previous prime is 78963919. The next prime is 78963977. The reversal of 78963933 is 33936987.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 78963933 - 2⁶ = 78963869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78963133) 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, 55785 + ... + 57182.

It is an arithmetic number, because the mean of its divisors is an integer number (13217256).

Almost surely, 2^78963933 is an apocalyptic number.

It is an amenable number.

78963933 is a deficient number, since it is larger than the sum of its proper divisors (26774115).

78963933 is a wasteful number, since it uses less digits than its factorization.

78963933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113203.

The product of its digits is 734832, while the sum is 48.

The square root of 78963933 is about 8886.1652584228. The cubic root of 78963933 is about 429.0187341377.

The spelling of 78963933 in words is "seventy-eight million, nine hundred sixty-three thousand, nine hundred thirty-three".