104729978 has 8 divisors (see below), whose sum is σ = 159439872. Its totient is φ = 51583356.

The previous prime is 104729953. The next prime is 104729987. The reversal of 104729978 is 879927401.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390650 + ... + 390917.

It is an arithmetic number, because the mean of its divisors is an integer number (19929984).

Almost surely, 2^104729978 is an apocalyptic number.

104729978 is a deficient number, since it is larger than the sum of its proper divisors (54709894).

104729978 is an equidigital number, since it uses as much as digits as its factorization.

104729978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781636.

The product of its (nonzero) digits is 254016, while the sum is 47.

The square root of 104729978 is about 10233.7665597765. The cubic root of 104729978 is about 471.3646441542.

The spelling of 104729978 in words is "one hundred four million, seven hundred twenty-nine thousand, nine hundred seventy-eight".