424211771 has 4 divisors (see below), whose sum is σ = 435676992. Its totient is φ = 412746552.

The previous prime is 424211741. The next prime is 424211849. The reversal of 424211771 is 177112424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424211771 - 2¹⁸ = 423949627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424211731) 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, 5732555 + ... + 5732628.

It is an arithmetic number, because the mean of its divisors is an integer number (108919248).

Almost surely, 2^424211771 is an apocalyptic number.

424211771 is a deficient number, since it is larger than the sum of its proper divisors (11465221).

424211771 is a wasteful number, since it uses less digits than its factorization.

424211771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11465220.

The product of its digits is 3136, while the sum is 29.

The square root of 424211771 is about 20596.4018945057. The cubic root of 424211771 is about 751.3822043020.

The spelling of 424211771 in words is "four hundred twenty-four million, two hundred eleven thousand, seven hundred seventy-one".