11420624 has 20 divisors (see below), whose sum is σ = 22599744. Its totient is φ = 5588448.

The previous prime is 11420623. The next prime is 11420639. The reversal of 11420624 is 42602411.

It is a junction number, because it is equal to n+sod(n) for n = 11420596 and 11420605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6842 + ... + 8345.

Almost surely, 2^11420624 is an apocalyptic number.

It is an amenable number.

11420624 is a deficient number, since it is larger than the sum of its proper divisors (11179120).

11420624 is a wasteful number, since it uses less digits than its factorization.

11420624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15242 (or 15236 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 11420624 is about 3379.4413739552. The cubic root of 11420624 is about 225.1973511294.

The spelling of 11420624 in words is "eleven million, four hundred twenty thousand, six hundred twenty-four".