11256398 has 8 divisors (see below), whose sum is σ = 17773320. Its totient is φ = 5331960.

The previous prime is 11256389. The next prime is 11256403. The reversal of 11256398 is 89365211.

11256398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×11256398⁴ (a number of 29 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148073 + ... + 148148.

It is an arithmetic number, because the mean of its divisors is an integer number (2221665).

Almost surely, 2^11256398 is an apocalyptic number.

11256398 is a deficient number, since it is larger than the sum of its proper divisors (6516922).

11256398 is a wasteful number, since it uses less digits than its factorization.

11256398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296242.

The product of its digits is 12960, while the sum is 35.

The square root of 11256398 is about 3355.0555882131. The cubic root of 11256398 is about 224.1127063559.

The spelling of 11256398 in words is "eleven million, two hundred fifty-six thousand, three hundred ninety-eight".