11478290 has 16 divisors (see below), whose sum is σ = 20699712. Its totient is φ = 4582704.

The previous prime is 11478227. The next prime is 11478317. The reversal of 11478290 is 9287411.

It is a super-2 number, since 2×11478290² = 263502282648200, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9077 + ... + 10263.

It is an arithmetic number, because the mean of its divisors is an integer number (1293732).

Almost surely, 2^11478290 is an apocalyptic number.

11478290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11478290 is a deficient number, since it is larger than the sum of its proper divisors (9221422).

11478290 is a wasteful number, since it uses less digits than its factorization.

11478290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 11478290 is about 3387.9625145506. The cubic root of 11478290 is about 225.5757436028.

The spelling of 11478290 in words is "eleven million, four hundred seventy-eight thousand, two hundred ninety".