42403202 has 16 divisors (see below), whose sum is σ = 67518360. Its totient is φ = 19903488.

The previous prime is 42403189. The next prime is 42403213. The reversal of 42403202 is 20230424.

It can be written as a sum of positive squares in 4 ways, for example, as 39677401 + 2725801 = 6299^2 + 1651^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 14174 + ... + 16902.

Almost surely, 2^42403202 is an apocalyptic number.

42403202 is a deficient number, since it is larger than the sum of its proper divisors (25115158).

42403202 is a wasteful number, since it uses less digits than its factorization.

42403202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 42403202 is about 6511.7741054186. The cubic root of 42403202 is about 348.7114579093.

Adding to 42403202 its reverse (20230424), we get a palindrome (62633626).

The spelling of 42403202 in words is "forty-two million, four hundred three thousand, two hundred two".