1000075672 has 16 divisors (see below), whose sum is σ = 1939802400. Its totient is φ = 482795040.

The previous prime is 1000075669. The next prime is 1000075753. The reversal of 1000075672 is 2765700001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000075672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2155104 + ... + 2155567.

It is an arithmetic number, because the mean of its divisors is an integer number (121237650).

Almost surely, 2^1000075672 is an apocalyptic number.

It is an amenable number.

1000075672 is a deficient number, since it is larger than the sum of its proper divisors (939726728).

1000075672 is a wasteful number, since it uses less digits than its factorization.

1000075672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4310706 (or 4310702 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 1000075672 is about 31623.9730584252. The cubic root of 1000075672 is about 1000.0252233638.

Adding to 1000075672 its reverse (2765700001), we get a palindrome (3765775673).

The spelling of 1000075672 in words is "one billion, seventy-five thousand, six hundred seventy-two".