1102572 has 60 divisors (see below), whose sum is σ = 2988216. Its totient is φ = 354240.

The previous prime is 1102571. The next prime is 1102583. The reversal of 1102572 is 2752011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1102571) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13243 + ... + 13325.

2^1102572 is an apocalyptic number.

1102572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1494108).

1102572 is an abundant number, since it is smaller than the sum of its proper divisors (1885644).

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

1102572 is a wasteful number, since it uses less digits than its factorization.

1102572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 1102572 is about 1050.0342851545. The cubic root of 1102572 is about 103.3084042072.

Adding to 1102572 its reverse (2752011), we get a palindrome (3854583).

The spelling of 1102572 in words is "one million, one hundred two thousand, five hundred seventy-two".