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620246 = 2113233
BaseRepresentation
bin10010111011011010110
31011111211002
42113123112
5124321441
621143302
75162204
oct2273326
91144732
10620246
11394000
1225ab32
13189413
14122074
15c3b9b
hex976d6

620246 has 16 divisors (see below), whose sum is σ = 1027728. Its totient is φ = 280720.

The previous prime is 620239. The next prime is 620251. The reversal of 620246 is 642026.

It is a congruent number.

It is an unprimeable number.

620246 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, 2546 + ... + 2778.

It is an arithmetic number, because the mean of its divisors is an integer number (64233).

2620246 is an apocalyptic number.

620246 is a deficient number, since it is larger than the sum of its proper divisors (407482).

620246 is a wasteful number, since it uses less digits than its factorization.

620246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 620246 is about 787.5569820654. The cubic root of 620246 is about 85.2814660119.

The spelling of 620246 in words is "six hundred twenty thousand, two hundred forty-six".

Divisors: 1 2 11 22 121 233 242 466 1331 2563 2662 5126 28193 56386 310123 620246