70431327 has 6 divisors (see below), whose sum is σ = 101734152. Its totient is φ = 46954212.

The previous prime is 70431301. The next prime is 70431367. The reversal of 70431327 is 72313407.

It is not a de Polignac number, because 70431327 - 2¹⁴ = 70414943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70431327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70431367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3912843 + ... + 3912860.

It is an arithmetic number, because the mean of its divisors is an integer number (16955692).

Almost surely, 2^70431327 is an apocalyptic number.

70431327 is a deficient number, since it is larger than the sum of its proper divisors (31302825).

70431327 is a wasteful number, since it uses less digits than its factorization.

70431327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7825709 (or 7825706 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 70431327 is about 8392.3373978886. The cubic root of 70431327 is about 412.9732837653.

The spelling of 70431327 in words is "seventy million, four hundred thirty-one thousand, three hundred twenty-seven".