420702611 has 8 divisors (see below), whose sum is σ = 483583584. Its totient is φ = 358516800.

The previous prime is 420702563. The next prime is 420702631. The reversal of 420702611 is 116207024.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420702611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420702631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172490 + ... + 174911.

It is an arithmetic number, because the mean of its divisors is an integer number (60447948).

Almost surely, 2^420702611 is an apocalyptic number.

420702611 is a deficient number, since it is larger than the sum of its proper divisors (62880973).

420702611 is a wasteful number, since it uses less digits than its factorization.

420702611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347581.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 420702611 is about 20511.0363219414. The cubic root of 420702611 is about 749.3046063992.

Adding to 420702611 its reverse (116207024), we get a palindrome (536909635).

The spelling of 420702611 in words is "four hundred twenty million, seven hundred two thousand, six hundred eleven".