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472904663 = 7112601929
BaseRepresentation
bin11100001011111…
…111001111010111
31012221212001020112
4130023333033113
51432030422123
6114531553235
714501423540
oct3413771727
91187761215
10472904663
11222a40300
1211245b81b
1376c8925a
1446b414c7
152b7b4d78
hex1c2ff3d7

472904663 has 24 divisors (see below), whose sum is σ = 595691040. Its totient is φ = 367488000.

The previous prime is 472904651. The next prime is 472904671. The reversal of 472904663 is 366409274.

It is not a de Polignac number, because 472904663 - 26 = 472904599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 472904663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472904563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 508583 + ... + 509511.

It is an arithmetic number, because the mean of its divisors is an integer number (24820460).

Almost surely, 2472904663 is an apocalyptic number.

472904663 is a deficient number, since it is larger than the sum of its proper divisors (122786377).

472904663 is a wasteful number, since it uses less digits than its factorization.

472904663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559 (or 1548 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 472904663 is about 21746.3712605115. The cubic root of 472904663 is about 779.0964021221.

The spelling of 472904663 in words is "four hundred seventy-two million, nine hundred four thousand, six hundred sixty-three".

Divisors: 1 7 11 77 121 601 847 929 4207 6503 6611 10219 46277 71533 72721 112409 509047 558329 786863 3908303 6141619 42991333 67557809 472904663