1475723868 has 12 divisors (see below), whose sum is σ = 3443355720. Its totient is φ = 491907952.

The previous prime is 1475723833. The next prime is 1475723869. The reversal of 1475723868 is 8683275741.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1475723868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1475723869) 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, 61488483 + ... + 61488506.

It is an arithmetic number, because the mean of its divisors is an integer number (286946310).

Almost surely, 2^1475723868 is an apocalyptic number.

It is an amenable number.

1475723868 is an abundant number, since it is smaller than the sum of its proper divisors (1967631852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1475723868 is a wasteful number, since it uses less digits than its factorization.

1475723868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122976996 (or 122976994 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 51.

The square root of 1475723868 is about 38415.1515420674. The cubic root of 1475723868 is about 1138.5052400762.

The spelling of 1475723868 in words is "one billion, four hundred seventy-five million, seven hundred twenty-three thousand, eight hundred sixty-eight".