1005572 has 6 divisors (see below), whose sum is σ = 1759758. Its totient is φ = 502784.

The previous prime is 1005553. The next prime is 1005581. The reversal of 1005572 is 2755001.

It can be written as a sum of positive squares in only one way, i.e., 817216 + 188356 = 904^2 + 434^2 .

It is a super-2 number, since 2×1005572² = 2022350094368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125693 + ... + 125700.

It is an arithmetic number, because the mean of its divisors is an integer number (293293).

2^1005572 is an apocalyptic number.

It is an amenable number.

1005572 is a deficient number, since it is larger than the sum of its proper divisors (754186).

1005572 is a wasteful number, since it uses less digits than its factorization.

1005572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251397 (or 251395 counting only the distinct ones).

The product of its (nonzero) digits is 350, while the sum is 20.

The square root of 1005572 is about 1002.7821298767. The cubic root of 1005572 is about 100.1853894285.

The spelling of 1005572 in words is "one million, five thousand, five hundred seventy-two".