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2162494 = 21081247
BaseRepresentation
bin1000001111111100111110
311001212101101
420033330332
51023144434
6114203314
724244435
oct10177476
94055341
102162494
111247794
1288353a
135a93a9
1440411c
152cab14
hex20ff3e

2162494 has 4 divisors (see below), whose sum is σ = 3243744. Its totient is φ = 1081246.

The previous prime is 2162449. The next prime is 2162497. The reversal of 2162494 is 4942612.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540622 + ... + 540625.

It is an arithmetic number, because the mean of its divisors is an integer number (810936).

22162494 is an apocalyptic number.

2162494 is a deficient number, since it is larger than the sum of its proper divisors (1081250).

2162494 is a wasteful number, since it uses less digits than its factorization.

2162494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081249.

The product of its digits is 3456, while the sum is 28.

The square root of 2162494 is about 1470.5420769227. The cubic root of 2162494 is about 129.3158137486.

The spelling of 2162494 in words is "two million, one hundred sixty-two thousand, four hundred ninety-four".

Divisors: 1 2 1081247 2162494