1242610252 has 24 divisors (see below), whose sum is σ = 2391673536. Its totient is φ = 561308928.

The previous prime is 1242610211. The next prime is 1242610273. The reversal of 1242610252 is 2520162421.

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, 251773 + ... + 256660.

It is an arithmetic number, because the mean of its divisors is an integer number (99653064).

Almost surely, 2^1242610252 is an apocalyptic number.

It is an amenable number.

1242610252 is a deficient number, since it is larger than the sum of its proper divisors (1149063284).

1242610252 is a wasteful number, since it uses less digits than its factorization.

1242610252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508497 (or 508495 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1242610252 is about 35250.6773268259. The cubic root of 1242610252 is about 1075.0903841798.

Adding to 1242610252 its reverse (2520162421), we get a palindrome (3762772673).

The spelling of 1242610252 in words is "one billion, two hundred forty-two million, six hundred ten thousand, two hundred fifty-two".