11280074 has 24 divisors (see below), whose sum is σ = 19131552. Its totient is φ = 4976400.

The previous prime is 11280067. The next prime is 11280077. The reversal of 11280074 is 47008211.

11280074 = 25² + 26² + ... + 323².

11280074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11280077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7049 + ... + 8499.

It is an arithmetic number, because the mean of its divisors is an integer number (797148).

Almost surely, 2^11280074 is an apocalyptic number.

11280074 is a deficient number, since it is larger than the sum of its proper divisors (7851478).

11280074 is a wasteful number, since it uses less digits than its factorization.

11280074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502 (or 1489 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 11280074 is about 3358.5821413209. The cubic root of 11280074 is about 224.2697245130.

Adding to 11280074 its reverse (47008211), we get a palindrome (58288285).

The spelling of 11280074 in words is "eleven million, two hundred eighty thousand, seventy-four".