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42574727 = 1313923561
BaseRepresentation
bin1010001001101…
…0001110000111
32222010000112202
42202122032013
541344342402
64120305115
71024610366
oct242321607
988100482
1042574727
112203a028
121231219b
138a88760
1459237dd
153b0eb02
hex289a387

42574727 has 8 divisors (see below), whose sum is σ = 46181520. Its totient is φ = 39015360.

The previous prime is 42574717. The next prime is 42574739. The reversal of 42574727 is 72747524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42574727 - 24 = 42574711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42574717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9974 + ... + 13587.

It is an arithmetic number, because the mean of its divisors is an integer number (5772690).

Almost surely, 242574727 is an apocalyptic number.

42574727 is a deficient number, since it is larger than the sum of its proper divisors (3606793).

42574727 is a wasteful number, since it uses less digits than its factorization.

42574727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23713.

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

The square root of 42574727 is about 6524.9311873766. The cubic root of 42574727 is about 349.1810157206.

The spelling of 42574727 in words is "forty-two million, five hundred seventy-four thousand, seven hundred twenty-seven".

Divisors: 1 13 139 1807 23561 306293 3274979 42574727