424517901 has 4 divisors (see below), whose sum is σ = 566023872. Its totient is φ = 283011932.

The previous prime is 424517867. The next prime is 424517911. The reversal of 424517901 is 109715424.

It is a happy number.

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 424517901 - 2⁷ = 424517773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424517911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70752981 + ... + 70752986.

It is an arithmetic number, because the mean of its divisors is an integer number (141505968).

Almost surely, 2^424517901 is an apocalyptic number.

It is an amenable number.

424517901 is a deficient number, since it is larger than the sum of its proper divisors (141505971).

424517901 is a wasteful number, since it uses less digits than its factorization.

424517901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141505970.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 424517901 is about 20603.8321920948. The cubic root of 424517901 is about 751.5629043997.

The spelling of 424517901 in words is "four hundred twenty-four million, five hundred seventeen thousand, nine hundred one".