424651441 has 4 divisors (see below), whose sum is σ = 427194432. Its totient is φ = 422108452.

The previous prime is 424651433. The next prime is 424651481. The reversal of 424651441 is 144156424.

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 a cyclic number.

It is not a de Polignac number, because 424651441 - 2³ = 424651433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424651421) 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, 1271245 + ... + 1271578.

It is an arithmetic number, because the mean of its divisors is an integer number (106798608).

Almost surely, 2^424651441 is an apocalyptic number.

It is an amenable number.

424651441 is a deficient number, since it is larger than the sum of its proper divisors (2542991).

424651441 is a wasteful number, since it uses less digits than its factorization.

424651441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542990.

The product of its digits is 15360, while the sum is 31.

The square root of 424651441 is about 20607.0725965626. The cubic root of 424651441 is about 751.6417021670.

The spelling of 424651441 in words is "four hundred twenty-four million, six hundred fifty-one thousand, four hundred forty-one".