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42774752 = 255712341
BaseRepresentation
bin1010001100101…
…1000011100000
32222111011221002
42203023003200
541422243002
64124451132
71026402506
oct243130340
988434832
1042774752
1122166339
12123a9aa8
138b28807
145976676
153b4e002
hex28cb0e0

42774752 has 24 divisors (see below), whose sum is σ = 84396312. Its totient is φ = 21340800.

The previous prime is 42774727. The next prime is 42774773. The reversal of 42774752 is 25747724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17102 + ... + 19442.

It is an arithmetic number, because the mean of its divisors is an integer number (3516513).

Almost surely, 242774752 is an apocalyptic number.

It is an amenable number.

42774752 is a deficient number, since it is larger than the sum of its proper divisors (41621560).

42774752 is a wasteful number, since it uses less digits than its factorization.

42774752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2922 (or 2914 counting only the distinct ones).

The product of its digits is 109760, while the sum is 38.

The square root of 42774752 is about 6540.2409741538. The cubic root of 42774752 is about 349.7270034473.

The spelling of 42774752 in words is "forty-two million, seven hundred seventy-four thousand, seven hundred fifty-two".

Divisors: 1 2 4 8 16 32 571 1142 2284 2341 4568 4682 9136 9364 18272 18728 37456 74912 1336711 2673422 5346844 10693688 21387376 42774752