424262861 has 4 divisors (see below), whose sum is σ = 462832224. Its totient is φ = 385693500.

The previous prime is 424262851. The next prime is 424262873. The reversal of 424262861 is 168262424.

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 a de Polignac number, because none of the positive numbers 2^k-424262861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424262821) 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, 19284665 + ... + 19284686.

It is an arithmetic number, because the mean of its divisors is an integer number (115708056).

Almost surely, 2^424262861 is an apocalyptic number.

It is an amenable number.

424262861 is a deficient number, since it is larger than the sum of its proper divisors (38569363).

424262861 is a wasteful number, since it uses less digits than its factorization.

424262861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38569362.

The product of its digits is 36864, while the sum is 35.

The square root of 424262861 is about 20597.6421223401. The cubic root of 424262861 is about 751.4123673624.

The spelling of 424262861 in words is "four hundred twenty-four million, two hundred sixty-two thousand, eight hundred sixty-one".