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28374295 = 523251983
BaseRepresentation
bin110110000111…
…1010100010111
31222101120012211
41230033110113
524230434140
62452054251
7463114615
oct154172427
958346184
1028374295
1115020034
129604387
135b56031
143aa86b5
1527572ea
hex1b0f517

28374295 has 16 divisors (see below), whose sum is σ = 35707392. Its totient is φ = 21604000.

The previous prime is 28374293. The next prime is 28374317. The reversal of 28374295 is 59247382.

It is not a de Polignac number, because 28374295 - 21 = 28374293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28374293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28374 + ... + 29356.

It is an arithmetic number, because the mean of its divisors is an integer number (2231712).

Almost surely, 228374295 is an apocalyptic number.

28374295 is a deficient number, since it is larger than the sum of its proper divisors (7333097).

28374295 is a wasteful number, since it uses less digits than its factorization.

28374295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262.

The product of its digits is 120960, while the sum is 40.

The square root of 28374295 is about 5326.7527631757. The cubic root of 28374295 is about 305.0059839371.

The spelling of 28374295 in words is "twenty-eight million, three hundred seventy-four thousand, two hundred ninety-five".

Divisors: 1 5 23 115 251 983 1255 4915 5773 22609 28865 113045 246733 1233665 5674859 28374295