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730046 = 22941307
BaseRepresentation
bin10110010001110111110
31101002102202
42302032332
5141330141
623351502
76130262
oct2621676
91332382
10730046
11459549
122b2592
131c73a5
141500a2
15e649b
hexb23be

730046 has 16 divisors (see below), whose sum is σ = 1164240. Its totient is φ = 342720.

The previous prime is 730033. The next prime is 730049. The reversal of 730046 is 640037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730049) by changing a digit.

730046 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2225 + ... + 2531.

It is an arithmetic number, because the mean of its divisors is an integer number (72765).

2730046 is an apocalyptic number.

730046 is a deficient number, since it is larger than the sum of its proper divisors (434194).

730046 is a wasteful number, since it uses less digits than its factorization.

730046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 730046 is about 854.4272935715. The cubic root of 730046 is about 90.0430246962.

Subtracting from 730046 its reverse (640037), we obtain a palindrome (90009).

The spelling of 730046 in words is "seven hundred thirty thousand, forty-six".

Divisors: 1 2 29 41 58 82 307 614 1189 2378 8903 12587 17806 25174 365023 730046