1240231036 has 24 divisors (see below), whose sum is σ = 2371756464. Its totient is φ = 562778880.

The previous prime is 1240231021. The next prime is 1240231051. The reversal of 1240231036 is 6301320421.

It is an interprime number because it is at equal distance from previous prime (1240231021) and next prime (1240231051).

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

It is a junction number, because it is equal to n+sod(n) for n = 1240230998 and 1240231016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2326 + ... + 49858.

It is an arithmetic number, because the mean of its divisors is an integer number (98823186).

Almost surely, 2^1240231036 is an apocalyptic number.

It is an amenable number.

1240231036 is a deficient number, since it is larger than the sum of its proper divisors (1131525428).

1240231036 is a wasteful number, since it uses less digits than its factorization.

1240231036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48141 (or 48139 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1240231036 is about 35216.9140612859. The cubic root of 1240231036 is about 1074.4037901088.

Adding to 1240231036 its reverse (6301320421), we get a palindrome (7541551457).

The spelling of 1240231036 in words is "one billion, two hundred forty million, two hundred thirty-one thousand, thirty-six".