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28532099 is a prime number
BaseRepresentation
bin110110011010…
…1110110000011
31222200120200102
41230311312003
524301011344
62455313015
7464342651
oct154656603
958616612
1028532099
1115118652
12967b76b
135bacacb
143b09dd1
152788e4e
hex1b35d83

28532099 has 2 divisors, whose sum is σ = 28532100. Its totient is φ = 28532098.

The previous prime is 28532089. The next prime is 28532107. The reversal of 28532099 is 99023582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28532099 - 24 = 28532083 is a prime.

It is not a weakly prime, because it can be changed into another prime (28532039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14266049 + 14266050.

It is an arithmetic number, because the mean of its divisors is an integer number (14266050).

Almost surely, 228532099 is an apocalyptic number.

28532099 is a deficient number, since it is larger than the sum of its proper divisors (1).

28532099 is an equidigital number, since it uses as much as digits as its factorization.

28532099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 28532099 is about 5341.5446267910. The cubic root of 28532099 is about 305.5703704895.

The spelling of 28532099 in words is "twenty-eight million, five hundred thirty-two thousand, ninety-nine".