1400322442 has 8 divisors (see below), whose sum is σ = 2119072356. Its totient is φ = 693964992.

The previous prime is 1400322437. The next prime is 1400322463. The reversal of 1400322442 is 2442230041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 983386881 + 416935561 = 31359^2 + 20419^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 3097833 + ... + 3098284.

Almost surely, 2^1400322442 is an apocalyptic number.

1400322442 is a deficient number, since it is larger than the sum of its proper divisors (718749914).

1400322442 is a wasteful number, since it uses less digits than its factorization.

1400322442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6196232.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1400322442 is about 37420.8824321394. The cubic root of 1400322442 is about 1118.7748193697.

Adding to 1400322442 its reverse (2442230041), we get a palindrome (3842552483).

The spelling of 1400322442 in words is "one billion, four hundred million, three hundred twenty-two thousand, four hundred forty-two".