1061242236 has 72 divisors (see below), whose sum is σ = 2846747904. Its totient is φ = 345507120.

The previous prime is 1061242229. The next prime is 1061242243. The reversal of 1061242236 is 6322421601.

1061242236 is a `hidden beast` number, since 1 + 0 + 612 + 42 + 2 + 3 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (1061242229) and next prime (1061242243).

It is a super-2 number, since 2×1061242236² = 2252470166940559392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29101 + ... + 54491.

Almost surely, 2^1061242236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1061242236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1423373952).

1061242236 is an abundant number, since it is smaller than the sum of its proper divisors (1785505668).

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

1061242236 is a wasteful number, since it uses less digits than its factorization.

1061242236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25453 (or 25439 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1061242236 is about 32576.7130938651. The cubic root of 1061242236 is about 1020.0109687402.

Adding to 1061242236 its reverse (6322421601), we get a palindrome (7383663837).

The spelling of 1061242236 in words is "one billion, sixty-one million, two hundred forty-two thousand, two hundred thirty-six".