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83628863 is a prime number
BaseRepresentation
bin1001111110000…
…01001100111111
312211100210020022
410333001030333
5132402110423
612144242355
72033555633
oct477011477
9184323208
1083628863
114322a66a
12240103bb
1314431046
14b16cdc3
15751ddc8
hex4fc133f

83628863 has 2 divisors, whose sum is σ = 83628864. Its totient is φ = 83628862.

The previous prime is 83628829. The next prime is 83628869. The reversal of 83628863 is 36882638.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83628863 - 26 = 83628799 is a prime.

It is a super-3 number, since 3×836288633 (a number of 25 digits) contains 333 as substring.

It is equal to p4868693 and since 83628863 and 4868693 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83628869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41814431 + 41814432.

It is an arithmetic number, because the mean of its divisors is an integer number (41814432).

Almost surely, 283628863 is an apocalyptic number.

83628863 is a deficient number, since it is larger than the sum of its proper divisors (1).

83628863 is an equidigital number, since it uses as much as digits as its factorization.

83628863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 44.

The square root of 83628863 is about 9144.8817925657. The cubic root of 83628863 is about 437.3059610823.

The spelling of 83628863 in words is "eighty-three million, six hundred twenty-eight thousand, eight hundred sixty-three".