420245335 has 8 divisors (see below), whose sum is σ = 506090736. Its totient is φ = 334998720.

The previous prime is 420245323. The next prime is 420245347. The reversal of 420245335 is 533542024.

It is an interprime number because it is at equal distance from previous prime (420245323) and next prime (420245347).

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

It is not a de Polignac number, because 420245335 - 2⁵ = 420245303 is a prime.

It is a super-2 number, since 2×420245335² = 353212283178524450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148149 + ... + 150958.

It is an arithmetic number, because the mean of its divisors is an integer number (63261342).

Almost surely, 2^420245335 is an apocalyptic number.

420245335 is a deficient number, since it is larger than the sum of its proper divisors (85845401).

420245335 is a wasteful number, since it uses less digits than its factorization.

420245335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299393.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 420245335 is about 20499.8862191964. The cubic root of 420245335 is about 749.0330264112.

Adding to 420245335 its reverse (533542024), we get a palindrome (953787359).

The spelling of 420245335 in words is "four hundred twenty million, two hundred forty-five thousand, three hundred thirty-five".