70540347 has 8 divisors (see below), whose sum is σ = 95457856. Its totient is φ = 46324872.

The previous prime is 70540321. The next prime is 70540357. The reversal of 70540347 is 74304507.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70540347 - 2¹² = 70536251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70540357) 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 7 ways as a sum of consecutive naturals, for example, 175273 + ... + 175674.

It is an arithmetic number, because the mean of its divisors is an integer number (11932232).

Almost surely, 2^70540347 is an apocalyptic number.

70540347 is a deficient number, since it is larger than the sum of its proper divisors (24917509).

70540347 is a wasteful number, since it uses less digits than its factorization.

70540347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351017.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 70540347 is about 8398.8300971028. The cubic root of 70540347 is about 413.1862530948.

The spelling of 70540347 in words is "seventy million, five hundred forty thousand, three hundred forty-seven".