424722772 has 24 divisors (see below), whose sum is σ = 763279272. Its totient is φ = 206668800.

The previous prime is 424722757. The next prime is 424722773. The reversal of 424722772 is 277227424.

It can be written as a sum of positive squares in 4 ways, for example, as 71132356 + 353590416 = 8434^2 + 18804^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424722773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68022 + ... + 74002.

It is an arithmetic number, because the mean of its divisors is an integer number (31803303).

Almost surely, 2^424722772 is an apocalyptic number.

It is an amenable number.

424722772 is a deficient number, since it is larger than the sum of its proper divisors (338556500).

424722772 is a wasteful number, since it uses less digits than its factorization.

424722772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6459 (or 6457 counting only the distinct ones).

The product of its digits is 87808, while the sum is 37.

The square root of 424722772 is about 20608.8032646246. The cubic root of 424722772 is about 751.6837855852.

The spelling of 424722772 in words is "four hundred twenty-four million, seven hundred twenty-two thousand, seven hundred seventy-two".