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4975290 = 233518427
BaseRepresentation
bin10010111110101010111010
3100100202211000
4102332222322
52233202130
6254345430
760201135
oct22765272
910322730
104975290
112899011
1217bb276
131052778
1493721c
15684260
hex4beaba

4975290 has 32 divisors (see below), whose sum is σ = 13268160. Its totient is φ = 1326672.

The previous prime is 4975253. The next prime is 4975297. The reversal of 4975290 is 925794.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4975297) 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, 8944 + ... + 9483.

It is an arithmetic number, because the mean of its divisors is an integer number (414630).

Almost surely, 24975290 is an apocalyptic number.

4975290 is an abundant number, since it is smaller than the sum of its proper divisors (8292870).

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

4975290 is a wasteful number, since it uses less digits than its factorization.

4975290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18443 (or 18437 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 4975290 is about 2230.5358100690. The cubic root of 4975290 is about 170.7154393144.

The spelling of 4975290 in words is "four million, nine hundred seventy-five thousand, two hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 18427 36854 55281 92135 110562 165843 184270 276405 331686 497529 552810 829215 995058 1658430 2487645 4975290