1240022132 has 24 divisors (see below), whose sum is σ = 2262417696. Its totient is φ = 594161568.

The previous prime is 1240022129. The next prime is 1240022153. The reversal of 1240022132 is 2312200421.

It is a self number, because there is not a number n which added to its sum of digits gives 1240022132.

It is a congruent number.

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, 58898 + ... + 77129.

It is an arithmetic number, because the mean of its divisors is an integer number (94267404).

Almost surely, 2^1240022132 is an apocalyptic number.

It is an amenable number.

1240022132 is a deficient number, since it is larger than the sum of its proper divisors (1022395564).

1240022132 is a wasteful number, since it uses less digits than its factorization.

1240022132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136127 (or 136125 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1240022132 is about 35213.9479751987. The cubic root of 1240022132 is about 1074.3434626789.

Adding to 1240022132 its reverse (2312200421), we get a palindrome (3552222553).

The spelling of 1240022132 in words is "one billion, two hundred forty million, twenty-two thousand, one hundred thirty-two".