1122738888 has 32 divisors (see below), whose sum is σ = 2971956960. Its totient is φ = 352231680.

The previous prime is 1122738887. The next prime is 1122738889. The reversal of 1122738888 is 8888372211.

It is an interprime number because it is at equal distance from previous prime (1122738887) and next prime (1122738889).

It is a super-2 number, since 2×1122738888² = 2521085221254953088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1122738887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1375498 + ... + 1376313.

It is an arithmetic number, because the mean of its divisors is an integer number (92873655).

Almost surely, 2^1122738888 is an apocalyptic number.

It is an amenable number.

1122738888 is an abundant number, since it is smaller than the sum of its proper divisors (1849218072).

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

1122738888 is a wasteful number, since it uses less digits than its factorization.

1122738888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751837 (or 2751833 counting only the distinct ones).

The product of its digits is 344064, while the sum is 48.

The square root of 1122738888 is about 33507.2960413102. The cubic root of 1122738888 is about 1039.3446586316.

The spelling of 1122738888 in words is "one billion, one hundred twenty-two million, seven hundred thirty-eight thousand, eight hundred eighty-eight".