104192745 has 32 divisors (see below), whose sum is σ = 178536960. Its totient is φ = 51701760.

The previous prime is 104192743. The next prime is 104192807. The reversal of 104192745 is 547291401.

It is a happy number.

It is not a de Polignac number, because 104192745 - 2¹ = 104192743 is a prime.

It is a super-2 number, since 2×104192745² = 21712256221270050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (104192743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20400 + ... + 24990.

It is an arithmetic number, because the mean of its divisors is an integer number (5579280).

Almost surely, 2^104192745 is an apocalyptic number.

104192745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104192745 is a deficient number, since it is larger than the sum of its proper divisors (74344215).

104192745 is a wasteful number, since it uses less digits than its factorization.

104192745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4705.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 104192745 is about 10207.4847538461. The cubic root of 104192745 is about 470.5572762063.

The spelling of 104192745 in words is "one hundred four million, one hundred ninety-two thousand, seven hundred forty-five".