2190067 has 8 divisors (see below), whose sum is σ = 2454192. Its totient is φ = 1936800.

The previous prime is 2190047. The next prime is 2190077. The reversal of 2190067 is 7600912.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2190067 - 2⁷ = 2189939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2190017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2284 + ... + 3097.

It is an arithmetic number, because the mean of its divisors is an integer number (306774).

2^2190067 is an apocalyptic number.

2190067 is a deficient number, since it is larger than the sum of its proper divisors (264125).

2190067 is a wasteful number, since it uses less digits than its factorization.

2190067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5429.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 2190067 is about 1479.8874957239. The cubic root of 2190067 is about 129.8631103440.

Adding to 2190067 its reverse (7600912), we get a palindrome (9790979).

The spelling of 2190067 in words is "two million, one hundred ninety thousand, sixty-seven".