420283502 has 4 divisors (see below), whose sum is σ = 630425256. Its totient is φ = 210141750.

The previous prime is 420283453. The next prime is 420283511. The reversal of 420283502 is 205382024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105070874 + ... + 105070877.

It is an arithmetic number, because the mean of its divisors is an integer number (157606314).

Almost surely, 2^420283502 is an apocalyptic number.

420283502 is a deficient number, since it is larger than the sum of its proper divisors (210141754).

420283502 is a wasteful number, since it uses less digits than its factorization.

420283502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210141753.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 420283502 is about 20500.8171056668. The cubic root of 420283502 is about 749.0557016405.

The spelling of 420283502 in words is "four hundred twenty million, two hundred eighty-three thousand, five hundred two".