420958763 has 4 divisors (see below), whose sum is σ = 424820880. Its totient is φ = 417096648.

The previous prime is 420958721. The next prime is 420958793. The reversal of 420958763 is 367859024.

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 420958763 - 2⁸ = 420958507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420958793) 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, 1930895 + ... + 1931112.

It is an arithmetic number, because the mean of its divisors is an integer number (106205220).

Almost surely, 2^420958763 is an apocalyptic number.

420958763 is a deficient number, since it is larger than the sum of its proper divisors (3862117).

420958763 is a wasteful number, since it uses less digits than its factorization.

420958763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3862116.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 420958763 is about 20517.2796198716. The cubic root of 420958763 is about 749.4566511986.

The spelling of 420958763 in words is "four hundred twenty million, nine hundred fifty-eight thousand, seven hundred sixty-three".