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8472495 = 352919477
BaseRepresentation
bin100000010100…
…011110101111
3120221110002010
4200110132233
54132104440
6501332303
7132005103
oct40243657
916843063
108472495
114867569
122a07093
1319a8515
1411a7903
15b25580
hex8147af

8472495 has 16 divisors (see below), whose sum is σ = 14024160. Its totient is φ = 4362624.

The previous prime is 8472493. The next prime is 8472509. The reversal of 8472495 is 5942748.

8472495 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8472495 - 21 = 8472493 is a prime.

It is a d-powerful number, because it can be written as 83 + 45 + 72 + 223 + 46 + 92 + 57 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8472493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9304 + ... + 10173.

It is an arithmetic number, because the mean of its divisors is an integer number (876510).

Almost surely, 28472495 is an apocalyptic number.

8472495 is a deficient number, since it is larger than the sum of its proper divisors (5551665).

8472495 is a wasteful number, since it uses less digits than its factorization.

8472495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19514.

The product of its digits is 80640, while the sum is 39.

The square root of 8472495 is about 2910.7550566820. The cubic root of 8472495 is about 203.8623879687.

The spelling of 8472495 in words is "eight million, four hundred seventy-two thousand, four hundred ninety-five".

Divisors: 1 3 5 15 29 87 145 435 19477 58431 97385 292155 564833 1694499 2824165 8472495