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38672956 = 2272197311
BaseRepresentation
bin1001001110000…
…1101000111100
32200202210022201
42103201220330
534400013311
63500521244
7646500100
oct223415074
980683281
1038672956
111a914623
1210b50224
13802080a
1451c9900
1535dd9c1
hex24e1a3c

38672956 has 18 divisors (see below), whose sum is σ = 78727488. Its totient is φ = 16574040.

The previous prime is 38672951. The next prime is 38672957. The reversal of 38672956 is 65927683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38672951) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98460 + ... + 98851.

Almost surely, 238672956 is an apocalyptic number.

It is an amenable number.

38672956 is an abundant number, since it is smaller than the sum of its proper divisors (40054532).

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

38672956 is a wasteful number, since it uses less digits than its factorization.

38672956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197329 (or 197320 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 38672956 is about 6218.7583969793. The cubic root of 38672956 is about 338.1705545410.

The spelling of 38672956 in words is "thirty-eight million, six hundred seventy-two thousand, nine hundred fifty-six".

Divisors: 1 2 4 7 14 28 49 98 196 197311 394622 789244 1381177 2762354 5524708 9668239 19336478 38672956