2403644242 has 4 divisors (see below), whose sum is σ = 3605466366. Its totient is φ = 1201822120.

The previous prime is 2403644239. The next prime is 2403644251. The reversal of 2403644242 is 2424463042.

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., 2377440081 + 26204161 = 48759^2 + 5119^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600911059 + ... + 600911062.

Almost surely, 2^2403644242 is an apocalyptic number.

2403644242 is a deficient number, since it is larger than the sum of its proper divisors (1201822124).

2403644242 is a wasteful number, since it uses less digits than its factorization.

2403644242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201822123.

The product of its (nonzero) digits is 36864, while the sum is 31.

The square root of 2403644242 is about 49026.9746364183. The cubic root of 2403644242 is about 1339.5432173685.

The spelling of 2403644242 in words is "two billion, four hundred three million, six hundred forty-four thousand, two hundred forty-two".