70946039 has 4 divisors (see below), whose sum is σ = 70966056. Its totient is φ = 70926024.

The previous prime is 70946023. The next prime is 70946101. The reversal of 70946039 is 93064907.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70946039 - 2⁴ = 70946023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70945993 and 70946011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70946009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3104 + ... + 12309.

It is an arithmetic number, because the mean of its divisors is an integer number (17741514).

Almost surely, 2^70946039 is an apocalyptic number.

70946039 is a deficient number, since it is larger than the sum of its proper divisors (20017).

70946039 is a wasteful number, since it uses less digits than its factorization.

70946039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20016.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 70946039 is about 8422.9471683016. The cubic root of 70946039 is about 413.9768456949.

The spelling of 70946039 in words is "seventy million, nine hundred forty-six thousand, thirty-nine".