424430501 has 4 divisors (see below), whose sum is σ = 463015104. Its totient is φ = 385845900.

The previous prime is 424430467. The next prime is 424430507. The reversal of 424430501 is 105034424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 424430501 - 2¹⁰ = 424429477 is a prime.

It is a super-2 number, since 2×424430501² = 360282500358222002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424430507) 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, 19292285 + ... + 19292306.

It is an arithmetic number, because the mean of its divisors is an integer number (115753776).

Almost surely, 2^424430501 is an apocalyptic number.

It is an amenable number.

424430501 is a deficient number, since it is larger than the sum of its proper divisors (38584603).

424430501 is a wasteful number, since it uses less digits than its factorization.

424430501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38584602.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 424430501 is about 20601.7111182542. The cubic root of 424430501 is about 751.5113234526.

Adding to 424430501 its reverse (105034424), we get a palindrome (529464925).

The spelling of 424430501 in words is "four hundred twenty-four million, four hundred thirty thousand, five hundred one".