4356997 has 2 divisors, whose sum is σ = 4356998. Its totient is φ = 4356996.

The previous prime is 4356991. The next prime is 4357007. The reversal of 4356997 is 7996534.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3437316 + 919681 = 1854^2 + 959^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4356997 is a prime.

It is an Ulam number.

4356997 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4356991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2178498 + 2178499.

It is an arithmetic number, because the mean of its divisors is an integer number (2178499).

Almost surely, 2^4356997 is an apocalyptic number.

It is an amenable number.

4356997 is a deficient number, since it is larger than the sum of its proper divisors (1).

4356997 is an equidigital number, since it uses as much as digits as its factorization.

4356997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 43.

The square root of 4356997 is about 2087.3420898358. The cubic root of 4356997 is about 163.3286680143.

The spelling of 4356997 in words is "four million, three hundred fifty-six thousand, nine hundred ninety-seven".