2402003642 has 4 divisors (see below), whose sum is σ = 3603005466. Its totient is φ = 1201001820.

The previous prime is 2402003641. The next prime is 2402003647. The reversal of 2402003642 is 2463002042.

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., 1589696641 + 812307001 = 39871^2 + 28501^2 .

It is not an unprimeable number, because it can be changed into a prime (2402003641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600500909 + ... + 600500912.

Almost surely, 2^2402003642 is an apocalyptic number.

2402003642 is a deficient number, since it is larger than the sum of its proper divisors (1201001824).

2402003642 is a wasteful number, since it uses less digits than its factorization.

2402003642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201001823.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2402003642 is about 49010.2401748859. The cubic root of 2402003642 is about 1339.2383809658.

Adding to 2402003642 its reverse (2463002042), we get a palindrome (4865005684).

The spelling of 2402003642 in words is "two billion, four hundred two million, three thousand, six hundred forty-two".