242046403 has 4 divisors (see below), whose sum is σ = 242082360. Its totient is φ = 242010448.

The previous prime is 242046397. The next prime is 242046439. The reversal of 242046403 is 304640242.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242046403 is a prime.

It is a super-2 number, since 2×242046403² = 117172922410476818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242046463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4525 + ... + 22462.

It is an arithmetic number, because the mean of its divisors is an integer number (60520590).

Almost surely, 2^242046403 is an apocalyptic number.

242046403 is a deficient number, since it is larger than the sum of its proper divisors (35957).

242046403 is an equidigital number, since it uses as much as digits as its factorization.

242046403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35956.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 242046403 is about 15557.8405635229. The cubic root of 242046403 is about 623.2077962816.

Adding to 242046403 its reverse (304640242), we get a palindrome (546686645).

The spelling of 242046403 in words is "two hundred forty-two million, forty-six thousand, four hundred three".