11274500 has 24 divisors (see below), whose sum is σ = 24624600. Its totient is φ = 4509600.

The previous prime is 11274499. The next prime is 11274503. The reversal of 11274500 is 547211.

It can be written as a sum of positive squares in 4 ways, for example, as 198916 + 11075584 = 446^2 + 3328^2 .

It is a super-2 number, since 2×11274500² = 254228700500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (11274503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10775 + ... + 11774.

It is an arithmetic number, because the mean of its divisors is an integer number (1026025).

Almost surely, 2^11274500 is an apocalyptic number.

11274500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11274500 is an abundant number, since it is smaller than the sum of its proper divisors (13350100).

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

11274500 is a wasteful number, since it uses less digits than its factorization.

11274500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22568 (or 22556 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 11274500 is about 3357.7522243310. The cubic root of 11274500 is about 224.2327777871.

The spelling of 11274500 in words is "eleven million, two hundred seventy-four thousand, five hundred".