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2420046 = 232314337
BaseRepresentation
bin1001001110110101001110
311112221200100
421032311032
51104420141
6123511530
726366346
oct11166516
94487610
102420046
111403242
129885a6
136696a5
1446dd26
1532c0b6
hex24ed4e

2420046 has 24 divisors (see below), whose sum is σ = 5413824. Its totient is φ = 780480.

The previous prime is 2420017. The next prime is 2420051. The reversal of 2420046 is 6400242.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1611 + ... + 2726.

It is an arithmetic number, because the mean of its divisors is an integer number (225576).

22420046 is an apocalyptic number.

2420046 is an abundant number, since it is smaller than the sum of its proper divisors (2993778).

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

2420046 is a wasteful number, since it uses less digits than its factorization.

2420046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4376 (or 4373 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2420046 is about 1555.6497035001. The cubic root of 2420046 is about 134.2583195535.

Adding to 2420046 its reverse (6400242), we get a palindrome (8820288).

The spelling of 2420046 in words is "two million, four hundred twenty thousand, forty-six".

Divisors: 1 2 3 6 9 18 31 62 93 186 279 558 4337 8674 13011 26022 39033 78066 134447 268894 403341 806682 1210023 2420046