2210987 has 2 divisors, whose sum is σ = 2210988. Its totient is φ = 2210986.

The previous prime is 2210983. The next prime is 2210993. The reversal of 2210987 is 7890122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2210987 - 2² = 2210983 is a prime.

It is not a weakly prime, because it can be changed into another prime (2210983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105493 + 1105494.

It is an arithmetic number, because the mean of its divisors is an integer number (1105494).

2^2210987 is an apocalyptic number.

2210987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210987 is an equidigital number, since it uses as much as digits as its factorization.

2210987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 2210987 is about 1486.9388016997. The cubic root of 2210987 is about 130.2752943239.

The spelling of 2210987 in words is "two million, two hundred ten thousand, nine hundred eighty-seven".