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28374053 is a prime number
BaseRepresentation
bin110110000111…
…1010000100101
31222101112212212
41230033100211
524230432203
62452053205
7463114121
oct154172045
958345785
1028374053
111501a934
129604205
135b55ba6
143aa8581
1527571d8
hex1b0f425

28374053 has 2 divisors, whose sum is σ = 28374054. Its totient is φ = 28374052.

The previous prime is 28374043. The next prime is 28374061. The reversal of 28374053 is 35047382.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28058209 + 315844 = 5297^2 + 562^2 .

It is a cyclic number.

It is not a de Polignac number, because 28374053 - 28 = 28373797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28374043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14187026 + 14187027.

It is an arithmetic number, because the mean of its divisors is an integer number (14187027).

Almost surely, 228374053 is an apocalyptic number.

It is an amenable number.

28374053 is a deficient number, since it is larger than the sum of its proper divisors (1).

28374053 is an equidigital number, since it uses as much as digits as its factorization.

28374053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 28374053 is about 5326.7300475996. The cubic root of 28374053 is about 305.0051168182.

The spelling of 28374053 in words is "twenty-eight million, three hundred seventy-four thousand, fifty-three".