84003697 has 2 divisors, whose sum is σ = 84003698. Its totient is φ = 84003696.

The previous prime is 84003643. The next prime is 84003713. The reversal of 84003697 is 79630048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78127921 + 5875776 = 8839^2 + 2424^2 .

It is a cyclic number.

It is not a de Polignac number, because 84003697 - 2¹¹ = 84001649 is a prime.

It is a super-2 number, since 2×84003697² = 14113242219335618, which contains 22 as substring.

It is equal to p_4889341 and since 84003697 and 4889341 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (84103697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42001848 + 42001849.

It is an arithmetic number, because the mean of its divisors is an integer number (42001849).

Almost surely, 2^84003697 is an apocalyptic number.

It is an amenable number.

84003697 is a deficient number, since it is larger than the sum of its proper divisors (1).

84003697 is an equidigital number, since it uses as much as digits as its factorization.

84003697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 84003697 is about 9165.3530755776. The cubic root of 84003697 is about 437.9583389272.

The spelling of 84003697 in words is "eighty-four million, three thousand, six hundred ninety-seven".