11272434 has 32 divisors (see below), whose sum is σ = 24135360. Its totient is φ = 3499200.

The previous prime is 11272421. The next prime is 11272447. The reversal of 11272434 is 43427211.

11272434 = 347² + 348² + ... + 422².

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11272421) and next prime (11272447).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6144 + ... + 7764.

It is an arithmetic number, because the mean of its divisors is an integer number (754230).

Almost surely, 2^11272434 is an apocalyptic number.

11272434 is an abundant number, since it is smaller than the sum of its proper divisors (12862926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11272434 is a wasteful number, since it uses less digits than its factorization.

11272434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706.

The product of its digits is 1344, while the sum is 24.

The square root of 11272434 is about 3357.4445639504. Note that the first 3 decimals coincide. The cubic root of 11272434 is about 224.2190804104.

Adding to 11272434 its reverse (43427211), we get a palindrome (54699645).

The spelling of 11272434 in words is "eleven million, two hundred seventy-two thousand, four hundred thirty-four".