1240260396 has 12 divisors (see below), whose sum is σ = 2893940952. Its totient is φ = 413420128.

The previous prime is 1240260379. The next prime is 1240260407. The reversal of 1240260396 is 6930620421.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51677505 + ... + 51677528.

It is an arithmetic number, because the mean of its divisors is an integer number (241161746).

Almost surely, 2^1240260396 is an apocalyptic number.

It is an amenable number.

1240260396 is an abundant number, since it is smaller than the sum of its proper divisors (1653680556).

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

1240260396 is a wasteful number, since it uses less digits than its factorization.

1240260396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103355040 (or 103355038 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 1240260396 is about 35217.3309039740. The cubic root of 1240260396 is about 1074.4122681653.

The spelling of 1240260396 in words is "one billion, two hundred forty million, two hundred sixty thousand, three hundred ninety-six".