11402738 has 16 divisors (see below), whose sum is σ = 17622360. Its totient is φ = 5531136.

The previous prime is 11402737. The next prime is 11402747. The reversal of 11402738 is 83720411.

It can be written as a sum of positive squares in 4 ways, for example, as 7414729 + 3988009 = 2723^2 + 1997^2 .

It is not an unprimeable number, because it can be changed into a prime (11402731) 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 7 ways as a sum of consecutive naturals, for example, 9728 + ... + 10836.

Almost surely, 2^11402738 is an apocalyptic number.

11402738 is a deficient number, since it is larger than the sum of its proper divisors (6219622).

11402738 is a wasteful number, since it uses less digits than its factorization.

11402738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 11402738 is about 3376.7940416910. The cubic root of 11402738 is about 225.0797281238.

The spelling of 11402738 in words is "eleven million, four hundred two thousand, seven hundred thirty-eight".