1005272 has 8 divisors (see below), whose sum is σ = 1884900. Its totient is φ = 502632.

The previous prime is 1005269. The next prime is 1005287. The reversal of 1005272 is 2725001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1005272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62822 + ... + 62837.

2^1005272 is an apocalyptic number.

It is an amenable number.

1005272 is a deficient number, since it is larger than the sum of its proper divisors (879628).

1005272 is a wasteful number, since it uses less digits than its factorization.

1005272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125665 (or 125661 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 1005272 is about 1002.6325348801. The cubic root of 1005272 is about 100.1754254126.

The spelling of 1005272 in words is "one million, five thousand, two hundred seventy-two".