104778501 has 24 divisors (see below), whose sum is σ = 147690816. Its totient is φ = 66063360.

The previous prime is 104778467. The next prime is 104778517. The reversal of 104778501 is 105877401.

It is not a de Polignac number, because 104778501 - 2¹⁴ = 104762117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104778551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163141 + ... + 163781.

It is an arithmetic number, because the mean of its divisors is an integer number (6153784).

Almost surely, 2^104778501 is an apocalyptic number.

It is an amenable number.

104778501 is a deficient number, since it is larger than the sum of its proper divisors (42912315).

104778501 is a wasteful number, since it uses less digits than its factorization.

104778501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793 (or 770 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 33.

The square root of 104778501 is about 10236.1370154956. The cubic root of 104778501 is about 471.4374297299.

The spelling of 104778501 in words is "one hundred four million, seven hundred seventy-eight thousand, five hundred one".