1012422136 has 32 divisors (see below), whose sum is σ = 2083294080. Its totient is φ = 457429600.

The previous prime is 1012422133. The next prime is 1012422137. The reversal of 1012422136 is 6312242101.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012422133) 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, 19750 + ... + 49141.

It is an arithmetic number, because the mean of its divisors is an integer number (65102940).

Almost surely, 2^1012422136 is an apocalyptic number.

It is an amenable number.

1012422136 is an abundant number, since it is smaller than the sum of its proper divisors (1070871944).

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

1012422136 is a wasteful number, since it uses less digits than its factorization.

1012422136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69075 (or 69071 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1012422136 is about 31818.5816151506. The cubic root of 1012422136 is about 1004.1236838573.

Adding to 1012422136 its reverse (6312242101), we get a palindrome (7324664237).

The spelling of 1012422136 in words is "one billion, twelve million, four hundred twenty-two thousand, one hundred thirty-six".