4199967 has 12 divisors (see below), whose sum is σ = 6196320. Its totient is φ = 2740128.

The previous prime is 4199963. The next prime is 4199971. The reversal of 4199967 is 7699914.

Added to its reverse (7699914) it gives a triangular number (11899881 = T₄₈₇₈).

It is an interprime number because it is at equal distance from previous prime (4199963) and next prime (4199971).

It is not a de Polignac number, because 4199967 - 2² = 4199963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4199963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4542 + ... + 5387.

It is an arithmetic number, because the mean of its divisors is an integer number (516360).

Almost surely, 2^4199967 is an apocalyptic number.

4199967 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

4199967 is a deficient number, since it is larger than the sum of its proper divisors (1996353).

4199967 is a wasteful number, since it uses less digits than its factorization.

4199967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9982 (or 9979 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 4199967 is about 2049.3821020005. The cubic root of 4199967 is about 161.3424420367.

Adding to 4199967 its reverse (7699914), we get a triangular number (11899881 = T₄₈₇₈).

The spelling of 4199967 in words is "four million, one hundred ninety-nine thousand, nine hundred sixty-seven".