11490428 has 6 divisors (see below), whose sum is σ = 20108256. Its totient is φ = 5745212.

The previous prime is 11490407. The next prime is 11490439. The reversal of 11490428 is 82409411.

It is a self number, because there is not a number n which added to its sum of digits gives 11490428.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1436300 + ... + 1436307.

It is an arithmetic number, because the mean of its divisors is an integer number (3351376).

Almost surely, 2^11490428 is an apocalyptic number.

It is an amenable number.

11490428 is a deficient number, since it is larger than the sum of its proper divisors (8617828).

11490428 is a wasteful number, since it uses less digits than its factorization.

11490428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872611 (or 2872609 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 11490428 is about 3389.7533833599. The cubic root of 11490428 is about 225.6552291304.

Adding to 11490428 its reverse (82409411), we get a palindrome (93899839).

The spelling of 11490428 in words is "eleven million, four hundred ninety thousand, four hundred twenty-eight".