424140454 has 8 divisors (see below), whose sum is σ = 642769848. Its totient is φ = 209883840.

The previous prime is 424140413. The next prime is 424140469. The reversal of 424140454 is 454041424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×424140454² = 359790249438652232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092952 + ... + 1093339.

It is an arithmetic number, because the mean of its divisors is an integer number (80346231).

Almost surely, 2^424140454 is an apocalyptic number.

424140454 is a deficient number, since it is larger than the sum of its proper divisors (218629394).

424140454 is a wasteful number, since it uses less digits than its factorization.

424140454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186390.

The product of its (nonzero) digits is 10240, while the sum is 28.

The square root of 424140454 is about 20594.6705241914. The cubic root of 424140454 is about 751.3400953590.

Adding to 424140454 its reverse (454041424), we get a palindrome (878181878).

The spelling of 424140454 in words is "four hundred twenty-four million, one hundred forty thousand, four hundred fifty-four".