11308738 has 32 divisors (see below), whose sum is σ = 20348928. Its totient is φ = 4611600.

The previous prime is 11308733. The next prime is 11308747. The reversal of 11308738 is 83780311.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (11308733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30631 + ... + 30997.

It is an arithmetic number, because the mean of its divisors is an integer number (635904).

Almost surely, 2^11308738 is an apocalyptic number.

11308738 is a deficient number, since it is larger than the sum of its proper divisors (9040190).

11308738 is a wasteful number, since it uses less digits than its factorization.

11308738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 11308738 is about 3362.8467107497. The cubic root of 11308738 is about 224.4595291157.

The spelling of 11308738 in words is "eleven million, three hundred eight thousand, seven hundred thirty-eight".