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2400038 = 22395021
BaseRepresentation
bin1001001001111100100110
311111221020022
421021330212
51103300123
6123235142
726254124
oct11117446
94457208
102400038
11139a203
12978ab2
13660554
14466914
153261c8
hex249f26

2400038 has 8 divisors (see below), whose sum is σ = 3615840. Its totient is φ = 1194760.

The previous prime is 2400037. The next prime is 2400053. The reversal of 2400038 is 8300042.

2400038 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 junction number, because it is equal to n+sod(n) for n = 2399989 and 2400025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400031) 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, 2033 + ... + 2988.

It is an arithmetic number, because the mean of its divisors is an integer number (451980).

22400038 is an apocalyptic number.

2400038 is a deficient number, since it is larger than the sum of its proper divisors (1215802).

2400038 is a wasteful number, since it uses less digits than its factorization.

2400038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5262.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2400038 is about 1549.2056028817. The cubic root of 2400038 is about 133.8872966364.

The spelling of 2400038 in words is "two million, four hundred thousand, thirty-eight".

Divisors: 1 2 239 478 5021 10042 1200019 2400038