70932739 has 4 divisors (see below), whose sum is σ = 70958160. Its totient is φ = 70907320.

The previous prime is 70932727. The next prime is 70932751. The reversal of 70932739 is 93723907.

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

It is an interprime number because it is at equal distance from previous prime (70932727) and next prime (70932751).

It is a cyclic number.

It is not a de Polignac number, because 70932739 - 2⁹ = 70932227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70932769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7924 + ... + 14305.

It is an arithmetic number, because the mean of its divisors is an integer number (17739540).

Almost surely, 2^70932739 is an apocalyptic number.

70932739 is a deficient number, since it is larger than the sum of its proper divisors (25421).

70932739 is a wasteful number, since it uses less digits than its factorization.

70932739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25420.

The product of its (nonzero) digits is 71442, while the sum is 40.

The square root of 70932739 is about 8422.1576214174. The cubic root of 70932739 is about 413.9509751590.

The spelling of 70932739 in words is "seventy million, nine hundred thirty-two thousand, seven hundred thirty-nine".