423542024 has 8 divisors (see below), whose sum is σ = 794141310. Its totient is φ = 211771008.

The previous prime is 423542023. The next prime is 423542039. The reversal of 423542024 is 420245324.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 372876100 + 50665924 = 19310^2 + 7118^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 423541984 and 423542002.

It is not an unprimeable number, because it can be changed into a prime (423542023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26471369 + ... + 26471384.

Almost surely, 2^423542024 is an apocalyptic number.

It is an amenable number.

423542024 is a deficient number, since it is larger than the sum of its proper divisors (370599286).

423542024 is a wasteful number, since it uses less digits than its factorization.

423542024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52942759 (or 52942755 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 423542024 is about 20580.1366370586. The cubic root of 423542024 is about 750.9865677505.

Adding to 423542024 its reverse (420245324), we get a palindrome (843787348).

The spelling of 423542024 in words is "four hundred twenty-three million, five hundred forty-two thousand, twenty-four".