214762997 has 2 divisors, whose sum is σ = 214762998. Its totient is φ = 214762996.

The previous prime is 214762991. The next prime is 214763041. The reversal of 214762997 is 799267412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166126321 + 48636676 = 12889^2 + 6974^2 .

It is a cyclic number.

It is not a de Polignac number, because 214762997 - 2⁸ = 214762741 is a prime.

It is a super-2 number, since 2×214762997² = 92246289760844018, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214762991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107381498 + 107381499.

It is an arithmetic number, because the mean of its divisors is an integer number (107381499).

Almost surely, 2^214762997 is an apocalyptic number.

It is an amenable number.

214762997 is a deficient number, since it is larger than the sum of its proper divisors (1).

214762997 is an equidigital number, since it uses as much as digits as its factorization.

214762997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 47.

The square root of 214762997 is about 14654.7943349608. The cubic root of 214762997 is about 598.8524334027.

The spelling of 214762997 in words is "two hundred fourteen million, seven hundred sixty-two thousand, nine hundred ninety-seven".