424543402 has 8 divisors (see below), whose sum is σ = 654026436. Its totient is φ = 206534592.

The previous prime is 424543387. The next prime is 424543411. The reversal of 424543402 is 204345424.

It can be written as a sum of positive squares in 2 ways, for example, as 421850521 + 2692881 = 20539^2 + 1641^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×424543402³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2868463 + ... + 2868610.

Almost surely, 2^424543402 is an apocalyptic number.

424543402 is a deficient number, since it is larger than the sum of its proper divisors (229483034).

424543402 is a wasteful number, since it uses less digits than its factorization.

424543402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5737112.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 424543402 is about 20604.4510239899. The cubic root of 424543402 is about 751.5779530167.

Adding to 424543402 its reverse (204345424), we get a palindrome (628888826).

The spelling of 424543402 in words is "four hundred twenty-four million, five hundred forty-three thousand, four hundred two".