11073730 has 24 divisors (see below), whose sum is σ = 20590452. Its totient is φ = 4284864.

The previous prime is 11073719. The next prime is 11073739. The reversal of 11073730 is 3737011.

It can be written as a sum of positive squares in 6 ways, for example, as 10830681 + 243049 = 3291^2 + 493^2 .

It is a super-2 number, since 2×11073730² = 245254992225800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11073739) 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 11 ways as a sum of consecutive naturals, for example, 63924 + ... + 64096.

Almost surely, 2^11073730 is an apocalyptic number.

11073730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11073730 is a deficient number, since it is larger than the sum of its proper divisors (9516722).

11073730 is an equidigital number, since it uses as much as digits as its factorization.

11073730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 441, while the sum is 22.

The square root of 11073730 is about 3327.7214426691. The cubic root of 11073730 is about 222.8937940643.

The spelling of 11073730 in words is "eleven million, seventy-three thousand, seven hundred thirty".