424327572 has 42 divisors (see below), whose sum is σ = 1113358218. Its totient is φ = 141441552.

The previous prime is 424327571. The next prime is 424327583. The reversal of 424327572 is 275723424.

It is a happy number.

424327572 is a `hidden beast` number, since 42 + 43 + 2 + 7 + 572 = 666.

It can be written as a sum of positive squares in only one way, i.e., 355171716 + 69155856 = 18846^2 + 8316^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424327571) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 69843 + ... + 75674.

It is an arithmetic number, because the mean of its divisors is an integer number (26508529).

Almost surely, 2^424327572 is an apocalyptic number.

It is an amenable number.

424327572 is an abundant number, since it is smaller than the sum of its proper divisors (689030646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424327572 is a wasteful number, since it uses less digits than its factorization.

424327572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145539 (or 145522 counting only the distinct ones).

The product of its digits is 94080, while the sum is 36.

The square root of 424327572 is about 20599.2128975842. The cubic root of 424327572 is about 751.4505686587.

The spelling of 424327572 in words is "four hundred twenty-four million, three hundred twenty-seven thousand, five hundred seventy-two".