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5252556 = 2232319031
BaseRepresentation
bin10100000010010111001100
3100212212011010
4110002113030
52321040211
6304325220
762434401
oct24022714
910785133
105252556
112a68361
121913810
13111ba2a
149aa2a8
156db4a6
hex5025cc

5252556 has 24 divisors (see below), whose sum is σ = 12789504. Its totient is φ = 1674640.

The previous prime is 5252549. The next prime is 5252563. The reversal of 5252556 is 6552525.

It is an interprime number because it is at equal distance from previous prime (5252549) and next prime (5252563).

It is an Ulam number.

It is a d-powerful number, because it can be written as 52 + 220 + 54 + 222 + 54 + 54 + 65 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9240 + ... + 9791.

It is an arithmetic number, because the mean of its divisors is an integer number (532896).

Almost surely, 25252556 is an apocalyptic number.

It is an amenable number.

5252556 is an abundant number, since it is smaller than the sum of its proper divisors (7536948).

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

5252556 is a wasteful number, since it uses less digits than its factorization.

5252556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19061 (or 19059 counting only the distinct ones).

The product of its digits is 15000, while the sum is 30.

The square root of 5252556 is about 2291.8455445339. The cubic root of 5252556 is about 173.8295331416.

It can be divided in two parts, 525 and 2556, that added together give a triangular number (3081 = T78).

The spelling of 5252556 in words is "five million, two hundred fifty-two thousand, five hundred fifty-six".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 19031 38062 57093 76124 114186 228372 437713 875426 1313139 1750852 2626278 5252556