214629839 has 2 divisors, whose sum is σ = 214629840. Its totient is φ = 214629838.

The previous prime is 214629809. The next prime is 214629847. The reversal of 214629839 is 938926412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214629839 - 2²⁴ = 197852623 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214629839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214629809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107314919 + 107314920.

It is an arithmetic number, because the mean of its divisors is an integer number (107314920).

Almost surely, 2^214629839 is an apocalyptic number.

214629839 is a deficient number, since it is larger than the sum of its proper divisors (1).

214629839 is an equidigital number, since it uses as much as digits as its factorization.

214629839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 44.

The square root of 214629839 is about 14650.2504756745. The cubic root of 214629839 is about 598.7286403847.

The spelling of 214629839 in words is "two hundred fourteen million, six hundred twenty-nine thousand, eight hundred thirty-nine".