1868296475 has 6 divisors (see below), whose sum is σ = 2316687660. Its totient is φ = 1494637160.

The previous prime is 1868296427. The next prime is 1868296477. The reversal of 1868296475 is 5746928681.

It is a happy number.

It is not a de Polignac number, because 1868296475 - 2⁶ = 1868296411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1868296475.

It is not an unprimeable number, because it can be changed into a prime (1868296477) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37365905 + ... + 37365954.

It is an arithmetic number, because the mean of its divisors is an integer number (386114610).

Almost surely, 2^1868296475 is an apocalyptic number.

1868296475 is a deficient number, since it is larger than the sum of its proper divisors (448391185).

1868296475 is an equidigital number, since it uses as much as digits as its factorization.

1868296475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74731869 (or 74731864 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 56.

The square root of 1868296475 is about 43223.7952405848. The cubic root of 1868296475 is about 1231.6347433247.

The spelling of 1868296475 in words is "one billion, eight hundred sixty-eight million, two hundred ninety-six thousand, four hundred seventy-five".