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4086941 = 29140929
BaseRepresentation
bin1111100101110010011101
321200122020012
433211302131
52021240231
6223333005
746511165
oct17456235
97618205
104086941
112341641
121451165
13b01311
147855a5
1555ae2b
hex3e5c9d

4086941 has 4 divisors (see below), whose sum is σ = 4227900. Its totient is φ = 3945984.

The previous prime is 4086923. The next prime is 4086949. The reversal of 4086941 is 1496804.

4086941 = 14292 + 14302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2042041 + 2044900 = 1429^2 + 1430^2 .

It is a cyclic number.

It is not a de Polignac number, because 4086941 - 26 = 4086877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4086898 and 4086907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4086949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70436 + ... + 70493.

It is an arithmetic number, because the mean of its divisors is an integer number (1056975).

Almost surely, 24086941 is an apocalyptic number.

4086941 is the 1430-th centered square number.

It is an amenable number.

4086941 is a deficient number, since it is larger than the sum of its proper divisors (140959).

4086941 is a wasteful number, since it uses less digits than its factorization.

4086941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140958.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4086941 is about 2021.6184110756. The cubic root of 4086941 is about 159.8819572041.

The spelling of 4086941 in words is "four million, eighty-six thousand, nine hundred forty-one".

Divisors: 1 29 140929 4086941