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470725 = 5219991
BaseRepresentation
bin1110010111011000101
3212220201021
41302323011
5110030400
614031141
74000243
oct1627305
9786637
10470725
112a1732
121a84b1
13136348
14c3793
159471a
hex72ec5

470725 has 12 divisors (see below), whose sum is σ = 615040. Its totient is φ = 356400.

The previous prime is 470719. The next prime is 470731. The reversal of 470725 is 527074.

It is an interprime number because it is at equal distance from previous prime (470719) and next prime (470731).

It is not a de Polignac number, because 470725 - 27 = 470597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 470725.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21 + ... + 970.

2470725 is an apocalyptic number.

It is an amenable number.

470725 is a deficient number, since it is larger than the sum of its proper divisors (144315).

470725 is a wasteful number, since it uses less digits than its factorization.

470725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020 (or 1015 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 470725 is about 686.0940168811. The cubic root of 470725 is about 77.7897581696.

Adding to 470725 its reverse (527074), we get a palindrome (997799).

The spelling of 470725 in words is "four hundred seventy thousand, seven hundred twenty-five".

Divisors: 1 5 19 25 95 475 991 4955 18829 24775 94145 470725