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2072985 = 351131223
BaseRepresentation
bin111111010000110011001
310220022121020
413322012121
51012313420
6112233053
723422455
oct7720631
93808536
102072985
111196512
1283b789
13577725
143bd665
152ae340
hex1fa199

2072985 has 16 divisors (see below), whose sum is σ = 3348864. Its totient is φ = 1094912.

The previous prime is 2072977. The next prime is 2073011. The reversal of 2072985 is 5892702.

It is a cyclic number.

It is not a de Polignac number, because 2072985 - 23 = 2072977 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1084 + ... + 2306.

It is an arithmetic number, because the mean of its divisors is an integer number (209304).

22072985 is an apocalyptic number.

It is an amenable number.

2072985 is a deficient number, since it is larger than the sum of its proper divisors (1275879).

2072985 is a wasteful number, since it uses less digits than its factorization.

2072985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 2072985 is about 1439.7864424976. The cubic root of 2072985 is about 127.5064202842.

The spelling of 2072985 in words is "two million, seventy-two thousand, nine hundred eighty-five".

Divisors: 1 3 5 15 113 339 565 1223 1695 3669 6115 18345 138199 414597 690995 2072985