70339573 has 2 divisors, whose sum is σ = 70339574. Its totient is φ = 70339572.

The previous prime is 70339571. The next prime is 70339583. The reversal of 70339573 is 37593307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43059844 + 27279729 = 6562^2 + 5223^2 .

It is a cyclic number.

It is not a de Polignac number, because 70339573 - 2¹ = 70339571 is a prime.

Together with 70339571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70339571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35169786 + 35169787.

It is an arithmetic number, because the mean of its divisors is an integer number (35169787).

Almost surely, 2^70339573 is an apocalyptic number.

It is an amenable number.

70339573 is a deficient number, since it is larger than the sum of its proper divisors (1).

70339573 is an equidigital number, since it uses as much as digits as its factorization.

70339573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59535, while the sum is 37.

The square root of 70339573 is about 8386.8690820830. The cubic root of 70339573 is about 412.7938729892.

The spelling of 70339573 in words is "seventy million, three hundred thirty-nine thousand, five hundred seventy-three".