11248638 has 16 divisors (see below), whose sum is σ = 22530960. Its totient is φ = 3743936.

The previous prime is 11248631. The next prime is 11248639. The reversal of 11248638 is 83684211.

It is a junction number, because it is equal to n+sod(n) for n = 11248599 and 11248608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11248631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5728 + ... + 7436.

It is an arithmetic number, because the mean of its divisors is an integer number (1408185).

Almost surely, 2^11248638 is an apocalyptic number.

11248638 is an abundant number, since it is smaller than the sum of its proper divisors (11282322).

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

11248638 is a wasteful number, since it uses less digits than its factorization.

11248638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811.

The product of its digits is 9216, while the sum is 33.

The square root of 11248638 is about 3353.8989251318. The cubic root of 11248638 is about 224.0611944840.

The spelling of 11248638 in words is "eleven million, two hundred forty-eight thousand, six hundred thirty-eight".