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99425 = 524197
BaseRepresentation
bin11000010001100001
312001101102
4120101201
511140200
62044145
7562604
oct302141
9161342
1099425
1168777
1249655
1336341
142833b
151e6d5
hex18461

99425 has 12 divisors (see below), whose sum is σ = 127596. Its totient is φ = 76800.

The previous prime is 99409. The next prime is 99431. The reversal of 99425 is 52499.

It can be written as a sum of positive squares in 6 ways, for example, as 18769 + 80656 = 137^2 + 284^2 .

It is not a de Polignac number, because 99425 - 24 = 99409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 99425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 977 + ... + 1073.

It is an arithmetic number, because the mean of its divisors is an integer number (10633).

299425 is an apocalyptic number.

It is an amenable number.

99425 is a deficient number, since it is larger than the sum of its proper divisors (28171).

99425 is a wasteful number, since it uses less digits than its factorization.

99425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148 (or 143 counting only the distinct ones).

The product of its digits is 3240, while the sum is 29.

The square root of 99425 is about 315.3173005086. The cubic root of 99425 is about 46.3267534894.

The spelling of 99425 in words is "ninety-nine thousand, four hundred twenty-five".

Divisors: 1 5 25 41 97 205 485 1025 2425 3977 19885 99425