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95440 = 2451193
BaseRepresentation
bin10111010011010000
311211220211
4113103100
511023230
62013504
7545152
oct272320
9154824
1095440
1165784
1247294
1334597
151d42a
hex174d0

95440 has 20 divisors (see below), whose sum is σ = 222084. Its totient is φ = 38144.

The previous prime is 95429. The next prime is 95441. The reversal of 95440 is 4459.

Adding to 95440 its reverse (4459), we get a palindrome (99899).

It can be divided in two parts, 95 and 440, that added together give a palindrome (535).

It can be written as a sum of positive squares in 2 ways, for example, as 41616 + 53824 = 204^2 + 232^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (95441) 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, 517 + ... + 676.

295440 is an apocalyptic number.

It is an amenable number.

95440 is an abundant number, since it is smaller than the sum of its proper divisors (126644).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111042).

95440 is a wasteful number, since it uses less digits than its factorization.

95440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206 (or 1200 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 95440 is about 308.9336498344. The cubic root of 95440 is about 45.6993626886.

The spelling of 95440 in words is "ninety-five thousand, four hundred forty".