1005376672 has 12 divisors (see below), whose sum is σ = 1979335386. Its totient is φ = 502688320.

The previous prime is 1005376657. The next prime is 1005376699. The reversal of 1005376672 is 2766735001.

It can be written as a sum of positive squares in only one way, i.e., 948886416 + 56490256 = 30804^2 + 7516^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15708979 + ... + 15709042.

Almost surely, 2^1005376672 is an apocalyptic number.

It is an amenable number.

1005376672 is a deficient number, since it is larger than the sum of its proper divisors (973958714).

1005376672 is an equidigital number, since it uses as much as digits as its factorization.

1005376672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31418031 (or 31418023 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 1005376672 is about 31707.6752853312. The cubic root of 1005376672 is about 1001.7890214934.

The spelling of 1005376672 in words is "one billion, five million, three hundred seventy-six thousand, six hundred seventy-two".