11402288 has 20 divisors (see below), whose sum is σ = 22168968. Its totient is φ = 5681280.

The previous prime is 11402263. The next prime is 11402311. The reversal of 11402288 is 88220411.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4220 + ... + 6372.

Almost surely, 2^11402288 is an apocalyptic number.

It is an amenable number.

11402288 is a deficient number, since it is larger than the sum of its proper divisors (10766680).

11402288 is a wasteful number, since it uses less digits than its factorization.

11402288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492 (or 2486 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 11402288 is about 3376.7274097860. The cubic root of 11402288 is about 225.0767672206.

Adding to 11402288 its reverse (88220411), we get a palindrome (99622699).

The spelling of 11402288 in words is "eleven million, four hundred two thousand, two hundred eighty-eight".