70339539 has 16 divisors (see below), whose sum is σ = 98960000. Its totient is φ = 44318016.

The previous prime is 70339537. The next prime is 70339547. The reversal of 70339539 is 93593307.

It is a happy number.

It is not a de Polignac number, because 70339539 - 2¹ = 70339537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70339497 and 70339506.

It is not an unprimeable number, because it can be changed into a prime (70339537) 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 in 15 ways as a sum of consecutive naturals, for example, 27207 + ... + 29679.

It is an arithmetic number, because the mean of its divisors is an integer number (6185000).

Almost surely, 2^70339539 is an apocalyptic number.

70339539 is a deficient number, since it is larger than the sum of its proper divisors (28620461).

70339539 is a wasteful number, since it uses less digits than its factorization.

70339539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994.

The product of its (nonzero) digits is 76545, while the sum is 39.

The square root of 70339539 is about 8386.8670551047. The cubic root of 70339539 is about 412.7938064786.

The spelling of 70339539 in words is "seventy million, three hundred thirty-nine thousand, five hundred thirty-nine".