1240402014 has 48 divisors (see below), whose sum is σ = 2722516992. Its totient is φ = 408113424.

The previous prime is 1240401979. The next prime is 1240402073. The reversal of 1240402014 is 4102040421.

1240402014 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 679507 + ... + 681329.

It is an arithmetic number, because the mean of its divisors is an integer number (56719104).

Almost surely, 2^1240402014 is an apocalyptic number.

1240402014 is an abundant number, since it is smaller than the sum of its proper divisors (1482114978).

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

1240402014 is a wasteful number, since it uses less digits than its factorization.

1240402014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301 (or 2298 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1240402014 is about 35219.3414759561. The cubic root of 1240402014 is about 1074.4531602032.

Adding to 1240402014 its reverse (4102040421), we get a palindrome (5342442435).

The spelling of 1240402014 in words is "one billion, two hundred forty million, four hundred two thousand, fourteen".