1403242344 has 96 divisors (see below), whose sum is σ = 4357566720. Its totient is φ = 399616128.

The previous prime is 1403242301. The next prime is 1403242369. The reversal of 1403242344 is 4432423041.

It is a happy number.

1403242344 is a `hidden beast` number, since 1 + 403 + 24 + 234 + 4 = 666.

1403242344 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1403242344² = 3938178151989228672, which contains 22 as substring.

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, 155377 + ... + 164159.

It is an arithmetic number, because the mean of its divisors is an integer number (45391320).

Almost surely, 2^1403242344 is an apocalyptic number.

1403242344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1403242344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2178783360).

1403242344 is an abundant number, since it is smaller than the sum of its proper divisors (2954324376).

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

1403242344 is a wasteful number, since it uses less digits than its factorization.

1403242344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9119 (or 9112 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 1403242344 is about 37459.8764546815. The cubic root of 1403242344 is about 1119.5518891876.

Adding to 1403242344 its reverse (4432423041), we get a palindrome (5835665385).

The spelling of 1403242344 in words is "one billion, four hundred three million, two hundred forty-two thousand, three hundred forty-four".