1240344414 has 96 divisors (see below), whose sum is σ = 2987712000. Its totient is φ = 384655392.

The previous prime is 1240344409. The next prime is 1240344421. The reversal of 1240344414 is 4144430421.

1240344414 is a `hidden beast` number, since 1 + 240 + 3 + 4 + 4 + 414 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 412087 + ... + 415085.

It is an arithmetic number, because the mean of its divisors is an integer number (31122000).

Almost surely, 2^1240344414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1240344414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1493856000).

1240344414 is an abundant number, since it is smaller than the sum of its proper divisors (1747367586).

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

1240344414 is a wasteful number, since it uses less digits than its factorization.

1240344414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076 (or 3064 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 1240344414 is about 35218.5237339670. The cubic root of 1240344414 is about 1074.4365286437.

Adding to 1240344414 its reverse (4144430421), we get a palindrome (5384774835).

The spelling of 1240344414 in words is "one billion, two hundred forty million, three hundred forty-four thousand, four hundred fourteen".