70327663 has 4 divisors (see below), whose sum is σ = 80374480. Its totient is φ = 60280848.

The previous prime is 70327637. The next prime is 70327687. The reversal of 70327663 is 36672307.

It is a happy number.

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 70327663 - 2¹⁷ = 70196591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70327633) 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, 5023398 + ... + 5023411.

It is an arithmetic number, because the mean of its divisors is an integer number (20093620).

Almost surely, 2^70327663 is an apocalyptic number.

70327663 is a deficient number, since it is larger than the sum of its proper divisors (10046817).

70327663 is a wasteful number, since it uses less digits than its factorization.

70327663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10046816.

The product of its (nonzero) digits is 31752, while the sum is 34.

The square root of 70327663 is about 8386.1590135175. The cubic root of 70327663 is about 412.7705733855.

The spelling of 70327663 in words is "seventy million, three hundred twenty-seven thousand, six hundred sixty-three".