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4290292 = 221377829
BaseRepresentation
bin10000010111011011110100
322001222011201
4100113123310
52044242132
6231542244
751316066
oct20273364
98058151
104290292
1124703a6
12152a984
13b72a46
147d9736
1559b2e7
hex4176f4

4290292 has 12 divisors (see below), whose sum is σ = 7563780. Its totient is φ = 2129216.

The previous prime is 4290287. The next prime is 4290311. The reversal of 4290292 is 2920924.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1454436 + 2835856 = 1206^2 + 1684^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4290292.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3367 + ... + 4462.

It is an arithmetic number, because the mean of its divisors is an integer number (630315).

Almost surely, 24290292 is an apocalyptic number.

It is an amenable number.

4290292 is a deficient number, since it is larger than the sum of its proper divisors (3273488).

4290292 is a wasteful number, since it uses less digits than its factorization.

4290292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7970 (or 7968 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 4290292 is about 2071.3020059856. The cubic root of 4290292 is about 162.4908649697.

The spelling of 4290292 in words is "four million, two hundred ninety thousand, two hundred ninety-two".

Divisors: 1 2 4 137 274 548 7829 15658 31316 1072573 2145146 4290292