2356997 has 2 divisors, whose sum is σ = 2356998. Its totient is φ = 2356996.

The previous prime is 2356973. The next prime is 2357009. The reversal of 2356997 is 7996532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2217121 + 139876 = 1489^2 + 374^2 .

It is a cyclic number.

It is not a de Polignac number, because 2356997 - 2⁶ = 2356933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2356927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1178498 + 1178499.

It is an arithmetic number, because the mean of its divisors is an integer number (1178499).

2^2356997 is an apocalyptic number.

It is an amenable number.

2356997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2356997 is an equidigital number, since it uses as much as digits as its factorization.

2356997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 41.

The square root of 2356997 is about 1535.2514452037. The cubic root of 2356997 is about 133.0821095859.

The spelling of 2356997 in words is "two million, three hundred fifty-six thousand, nine hundred ninety-seven".