1125572 has 24 divisors (see below), whose sum is σ = 2291520. Its totient is φ = 473760.

The previous prime is 1125571. The next prime is 1125581. The reversal of 1125572 is 2755211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1125571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379 + ... + 2037.

It is an arithmetic number, because the mean of its divisors is an integer number (95480).

2^1125572 is an apocalyptic number.

It is an amenable number.

1125572 is an abundant number, since it is smaller than the sum of its proper divisors (1165948).

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

1125572 is a wasteful number, since it uses less digits than its factorization.

1125572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731 (or 729 counting only the distinct ones).

The product of its digits is 700, while the sum is 23.

The square root of 1125572 is about 1060.9297808998. The cubic root of 1125572 is about 104.0218149504.

The spelling of 1125572 in words is "one million, one hundred twenty-five thousand, five hundred seventy-two".