1242552 has 32 divisors (see below), whose sum is σ = 3242880. Its totient is φ = 396000.

The previous prime is 1242517. The next prime is 1242569. The reversal of 1242552 is 2552421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574 + ... + 1677.

It is an arithmetic number, because the mean of its divisors is an integer number (101340).

2^1242552 is an apocalyptic number.

1242552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1242552 is an abundant number, since it is smaller than the sum of its proper divisors (2000328).

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

1242552 is a wasteful number, since it uses less digits than its factorization.

1242552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283 (or 2279 counting only the distinct ones).

The product of its digits is 800, while the sum is 21.

The square root of 1242552 is about 1114.6981654242. The cubic root of 1242552 is about 107.5073584291.

Adding to 1242552 its reverse (2552421), we get a palindrome (3794973).

It can be divided in two parts, 1242 and 552, that multiplied together give a square (685584 = 828²).

The spelling of 1242552 in words is "one million, two hundred forty-two thousand, five hundred fifty-two".