70726039 has 2 divisors, whose sum is σ = 70726040. Its totient is φ = 70726038.

The previous prime is 70725997. The next prime is 70726057. The reversal of 70726039 is 93062707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70726039 - 2⁹ = 70725527 is a prime.

It is equal to p_4158268 and since 70726039 and 4158268 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 70725995 and 70726013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70726079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35363019 + 35363020.

It is an arithmetic number, because the mean of its divisors is an integer number (35363020).

Almost surely, 2^70726039 is an apocalyptic number.

70726039 is a deficient number, since it is larger than the sum of its proper divisors (1).

70726039 is an equidigital number, since it uses as much as digits as its factorization.

70726039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 70726039 is about 8409.8774664082. The cubic root of 70726039 is about 413.5484956917.

The spelling of 70726039 in words is "seventy million, seven hundred twenty-six thousand, thirty-nine".