11442426 has 8 divisors (see below), whose sum is σ = 22884864. Its totient is φ = 3814140.

The previous prime is 11442419. The next prime is 11442449. The reversal of 11442426 is 62424411.

It is a happy number.

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

11442426 is an admirable number.

It is a super-2 number, since 2×11442426² = 261858225530952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11442396 and 11442405.

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, 953530 + ... + 953541.

It is an arithmetic number, because the mean of its divisors is an integer number (2860608).

Almost surely, 2^11442426 is an apocalyptic number.

11442426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11442426 is a wasteful number, since it uses less digits than its factorization.

11442426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907076.

The product of its digits is 1536, while the sum is 24.

The square root of 11442426 is about 3382.6655170147. The cubic root of 11442426 is about 225.3405608091.

Adding to 11442426 its reverse (62424411), we get a palindrome (73866837).

It can be divided in two parts, 1144 and 2426, that added together give a triangular number (3570 = T₈₄).

The spelling of 11442426 in words is "eleven million, four hundred forty-two thousand, four hundred twenty-six".