403013242 has 4 divisors (see below), whose sum is σ = 604519866. Its totient is φ = 201506620.

The previous prime is 403013197. The next prime is 403013249. The reversal of 403013242 is 242310304.

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

It can be written as a sum of positive squares in only one way, i.e., 366760801 + 36252441 = 19151^2 + 6021^2 .

It is not an unprimeable number, because it can be changed into a prime (403013249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100753309 + ... + 100753312.

Almost surely, 2^403013242 is an apocalyptic number.

403013242 is a deficient number, since it is larger than the sum of its proper divisors (201506624).

403013242 is a wasteful number, since it uses less digits than its factorization.

403013242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201506623.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 403013242 is about 20075.1897126777. The cubic root of 403013242 is about 738.6518196983.

Adding to 403013242 its reverse (242310304), we get a palindrome (645323546).

The spelling of 403013242 in words is "four hundred three million, thirteen thousand, two hundred forty-two".