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4142437 = 131931541
BaseRepresentation
bin1111110011010101100101
321210110100121
433303111211
52030024222
6224441541
750132035
oct17632545
97713317
104142437
11237a302
1214792b1
13b20660
1479b8c5
1556c5c7
hex3f3565

4142437 has 16 divisors (see below), whose sum is σ = 4856320. Its totient is φ = 3499200.

The previous prime is 4142429. The next prime is 4142473. The reversal of 4142437 is 7342414.

It is a cyclic number.

It is not a de Polignac number, because 4142437 - 23 = 4142429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7387 + ... + 7927.

It is an arithmetic number, because the mean of its divisors is an integer number (303520).

Almost surely, 24142437 is an apocalyptic number.

It is an amenable number.

4142437 is a deficient number, since it is larger than the sum of its proper divisors (713883).

4142437 is a wasteful number, since it uses less digits than its factorization.

4142437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604.

The product of its digits is 2688, while the sum is 25.

The square root of 4142437 is about 2035.2977669127. The cubic root of 4142437 is about 160.6023777232.

The spelling of 4142437 in words is "four million, one hundred forty-two thousand, four hundred thirty-seven".

Divisors: 1 13 19 31 247 403 541 589 7033 7657 10279 16771 133627 218023 318649 4142437