424240051 has 4 divisors (see below), whose sum is σ = 424346832. Its totient is φ = 424133272.

The previous prime is 424240027. The next prime is 424240121. The reversal of 424240051 is 150042424.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 424240051 - 2¹³ = 424231859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424240351) 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, 47191 + ... + 55456.

It is an arithmetic number, because the mean of its divisors is an integer number (106086708).

Almost surely, 2^424240051 is an apocalyptic number.

424240051 is a deficient number, since it is larger than the sum of its proper divisors (106781).

424240051 is a wasteful number, since it uses less digits than its factorization.

424240051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106780.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 424240051 is about 20597.0884107439. The cubic root of 424240051 is about 751.3989008500.

Adding to 424240051 its reverse (150042424), we get a palindrome (574282475).

The spelling of 424240051 in words is "four hundred twenty-four million, two hundred forty thousand, fifty-one".