104978066 has 8 divisors (see below), whose sum is σ = 157547964. Its totient is φ = 52462080.

The previous prime is 104978063. The next prime is 104978101. The reversal of 104978066 is 660879401.

It can be written as a sum of positive squares in 2 ways, for example, as 67584841 + 37393225 = 8221^2 + 6115^2 .

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

It is a super-2 number, since 2×104978066² = 22040788682200712, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (104978063) 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, 8195 + ... + 16646.

Almost surely, 2^104978066 is an apocalyptic number.

104978066 is a deficient number, since it is larger than the sum of its proper divisors (52569898).

104978066 is a wasteful number, since it uses less digits than its factorization.

104978066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26956.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 104978066 is about 10245.8804404502. The cubic root of 104978066 is about 471.7365456171.

The spelling of 104978066 in words is "one hundred four million, nine hundred seventy-eight thousand, sixty-six".