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472242 = 2378707
BaseRepresentation
bin1110011010010110010
3212222210110
41303102302
5110102432
614042150
74004541
oct1632262
9788713
10472242
112a2891
121a9356
13136c44
14c4158
1594dcc
hex734b2

472242 has 8 divisors (see below), whose sum is σ = 944496. Its totient is φ = 157412.

The previous prime is 472193. The next prime is 472247. The reversal of 472242 is 242274.

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

472242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (472247) by changing a digit.

472242 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39348 + ... + 39359.

It is an arithmetic number, because the mean of its divisors is an integer number (118062).

2472242 is an apocalyptic number.

472242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

472242 is a wasteful number, since it uses less digits than its factorization.

472242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78712.

The product of its digits is 896, while the sum is 21.

The square root of 472242 is about 687.1986612327. The cubic root of 472242 is about 77.8732326136.

The spelling of 472242 in words is "four hundred seventy-two thousand, two hundred forty-two", and thus it is an iban number.

Divisors: 1 2 3 6 78707 157414 236121 472242