424013402 has 8 divisors (see below), whose sum is σ = 638385300. Its totient is φ = 211218304.

The previous prime is 424013351. The next prime is 424013413. The reversal of 424013402 is 204310424.

It can be written as a sum of positive squares in 2 ways, for example, as 392079601 + 31933801 = 19801^2 + 5651^2 .

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

It is a super-2 number, since 2×424013402² = 359574730151227208, which contains 22 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, 393527 + ... + 394602.

Almost surely, 2^424013402 is an apocalyptic number.

424013402 is a deficient number, since it is larger than the sum of its proper divisors (214371898).

424013402 is a wasteful number, since it uses less digits than its factorization.

424013402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788400.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 424013402 is about 20591.5857087306. The cubic root of 424013402 is about 751.2650661290.

Adding to 424013402 its reverse (204310424), we get a palindrome (628323826).

The spelling of 424013402 in words is "four hundred twenty-four million, thirteen thousand, four hundred two".