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472041679 = 2027232877
BaseRepresentation
bin11100001000101…
…100100011001111
31012220020012110011
4130020230203033
51431320313204
6114501254051
714461200544
oct3410544317
91186205404
10472041679
1122250099a
12112104327
1376a46505
1446998bcb
152b694304
hex1c22c8cf

472041679 has 4 divisors (see below), whose sum is σ = 472276584. Its totient is φ = 471806776.

The previous prime is 472041677. The next prime is 472041683. The reversal of 472041679 is 976140274.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 472041679 - 21 = 472041677 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472041677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114412 + ... + 118465.

It is an arithmetic number, because the mean of its divisors is an integer number (118069146).

Almost surely, 2472041679 is an apocalyptic number.

472041679 is a deficient number, since it is larger than the sum of its proper divisors (234905).

472041679 is a wasteful number, since it uses less digits than its factorization.

472041679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234904.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 472041679 is about 21726.5201769635. The cubic root of 472041679 is about 778.6222000422.

The spelling of 472041679 in words is "four hundred seventy-two million, forty-one thousand, six hundred seventy-nine".

Divisors: 1 2027 232877 472041679