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47486852 = 2271989261
BaseRepresentation
bin1011010100100…
…1011110000100
310022100120201022
42311021132010
544124034402
64413450312
71114426430
oct265113604
9108316638
1047486852
1124894636
1213aa0998
139ab853a
1464419c0
1542802a2
hex2d49784

47486852 has 24 divisors (see below), whose sum is σ = 99973440. Its totient is φ = 19280160.

The previous prime is 47486843. The next prime is 47486893. The reversal of 47486852 is 25868474.

It is a super-2 number, since 2×474868522 = 4510002225739808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44099 + ... + 45162.

It is an arithmetic number, because the mean of its divisors is an integer number (4165560).

Almost surely, 247486852 is an apocalyptic number.

It is an amenable number.

47486852 is an abundant number, since it is smaller than the sum of its proper divisors (52486588).

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

47486852 is a wasteful number, since it uses less digits than its factorization.

47486852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89291 (or 89289 counting only the distinct ones).

The product of its digits is 430080, while the sum is 44.

The square root of 47486852 is about 6891.0704538555. The cubic root of 47486852 is about 362.1244039935.

The spelling of 47486852 in words is "forty-seven million, four hundred eighty-six thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 89261 178522 357044 624827 1249654 1695959 2499308 3391918 6783836 11871713 23743426 47486852