70199629 has 2 divisors, whose sum is σ = 70199630. Its totient is φ = 70199628.

The previous prime is 70199621. The next prime is 70199641. The reversal of 70199629 is 92699107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40985604 + 29214025 = 6402^2 + 5405^2 .

It is a cyclic number.

It is not a de Polignac number, because 70199629 - 2³ = 70199621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70199621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35099814 + 35099815.

It is an arithmetic number, because the mean of its divisors is an integer number (35099815).

Almost surely, 2^70199629 is an apocalyptic number.

It is an amenable number.

70199629 is a deficient number, since it is larger than the sum of its proper divisors (1).

70199629 is an equidigital number, since it uses as much as digits as its factorization.

70199629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 70199629 is about 8378.5218863473. The cubic root of 70199629 is about 412.5199334108.

The spelling of 70199629 in words is "seventy million, one hundred ninety-nine thousand, six hundred twenty-nine".