1240892268 has 216 divisors, whose sum is σ = 3759690816. Its totient is φ = 317338560.

The previous prime is 1240892249. The next prime is 1240892269. The reversal of 1240892268 is 8622980421.

1240892268 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1240892269) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7612755 + ... + 7612917.

It is an arithmetic number, because the mean of its divisors is an integer number (17405976).

Almost surely, 2^1240892268 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 1240892268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1879845408).

1240892268 is an abundant number, since it is smaller than the sum of its proper divisors (2518798548).

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

1240892268 is a wasteful number, since it uses less digits than its factorization.

1240892268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 1240892268 is about 35226.3007992608. The cubic root of 1240892268 is about 1074.5946964609.

The spelling of 1240892268 in words is "one billion, two hundred forty million, eight hundred ninety-two thousand, two hundred sixty-eight".