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423607349 = 1183463973
BaseRepresentation
bin11001001111111…
…011110000110101
31002112002111001002
4121033323300311
51331420413344
6110011213045
713332413564
oct3117736065
91075074032
10423607349
111a812a520
12b9a47185
13699b8949
144038bbdb
15272c844e
hex193fbc35

423607349 has 8 divisors (see below), whose sum is σ = 467685792. Its totient is φ = 380457040.

The previous prime is 423607291. The next prime is 423607391. The reversal of 423607349 is 943706324.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-423607349 is a prime.

It is a super-2 number, since 2×4236073492 = 358886372253615602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423607049) 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, 231074 + ... + 232899.

It is an arithmetic number, because the mean of its divisors is an integer number (58460724).

Almost surely, 2423607349 is an apocalyptic number.

It is an amenable number.

423607349 is a deficient number, since it is larger than the sum of its proper divisors (44078443).

423607349 is a wasteful number, since it uses less digits than its factorization.

423607349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464067.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 423607349 is about 20581.7236644553. The cubic root of 423607349 is about 751.0251752344.

The spelling of 423607349 in words is "four hundred twenty-three million, six hundred seven thousand, three hundred forty-nine".

Divisors: 1 11 83 913 463973 5103703 38509759 423607349