70693418 has 8 divisors (see below), whose sum is σ = 106418340. Its totient is φ = 35220640.

The previous prime is 70693411. The next prime is 70693439. The reversal of 70693418 is 81439607.

It can be written as a sum of positive squares in 2 ways, for example, as 70341769 + 351649 = 8387^2 + 593^2 .

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

It is not an unprimeable number, because it can be changed into a prime (70693411) 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, 62333 + ... + 63456.

Almost surely, 2^70693418 is an apocalyptic number.

70693418 is a deficient number, since it is larger than the sum of its proper divisors (35724922).

70693418 is a wasteful number, since it uses less digits than its factorization.

70693418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126072.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 70693418 is about 8407.9377971058. The cubic root of 70693418 is about 413.4849055333.

The spelling of 70693418 in words is "seventy million, six hundred ninety-three thousand, four hundred eighteen".