1402240244 has 12 divisors (see below), whose sum is σ = 2472653568. Its totient is φ = 695767800.

The previous prime is 1402240237. The next prime is 1402240247. The reversal of 1402240244 is 4420422041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402240247) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1337492 + ... + 1338539.

It is an arithmetic number, because the mean of its divisors is an integer number (206054464).

Almost surely, 2^1402240244 is an apocalyptic number.

It is an amenable number.

1402240244 is a deficient number, since it is larger than the sum of its proper divisors (1070413324).

1402240244 is a wasteful number, since it uses less digits than its factorization.

1402240244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676166 (or 2676164 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 1402240244 is about 37446.4984210807. The cubic root of 1402240244 is about 1119.2853231828.

Adding to 1402240244 its reverse (4420422041), we get a palindrome (5822662285).

The spelling of 1402240244 in words is "one billion, four hundred two million, two hundred forty thousand, two hundred forty-four".