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22400014 = 2713123077
BaseRepresentation
bin101010101110…
…0110000001110
31120011001001011
41111130300032
521213300024
62120035434
7361253110
oct125346016
946131034
1022400014
111170a50a
127602b7a
134843960
142d913b0
151e77094
hex155cc0e

22400014 has 16 divisors (see below), whose sum is σ = 41354208. Its totient is φ = 8861472.

The previous prime is 22400009. The next prime is 22400023. The reversal of 22400014 is 41000422.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 22399967 and 22400003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61357 + ... + 61720.

It is an arithmetic number, because the mean of its divisors is an integer number (2584638).

Almost surely, 222400014 is an apocalyptic number.

22400014 is a deficient number, since it is larger than the sum of its proper divisors (18954194).

22400014 is a wasteful number, since it uses less digits than its factorization.

22400014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123099.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 22400014 is about 4732.8653054994. The cubic root of 22400014 is about 281.8920080101.

Adding to 22400014 its reverse (41000422), we get a palindrome (63400436).

The spelling of 22400014 in words is "twenty-two million, four hundred thousand, fourteen".

Divisors: 1 2 7 13 14 26 91 182 123077 246154 861539 1600001 1723078 3200002 11200007 22400014