212674019 has 2 divisors, whose sum is σ = 212674020. Its totient is φ = 212674018.

The previous prime is 212674009. The next prime is 212674027. The reversal of 212674019 is 910476212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212674019 - 2¹² = 212669923 is a prime.

It is a super-2 number, since 2×212674019² = 90460476715224722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (212674009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106337009 + 106337010.

It is an arithmetic number, because the mean of its divisors is an integer number (106337010).

Almost surely, 2^212674019 is an apocalyptic number.

212674019 is a deficient number, since it is larger than the sum of its proper divisors (1).

212674019 is an equidigital number, since it uses as much as digits as its factorization.

212674019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 212674019 is about 14583.3473180885. The cubic root of 212674019 is about 596.9044446573.

The spelling of 212674019 in words is "two hundred twelve million, six hundred seventy-four thousand, nineteen".