424442630 has 16 divisors (see below), whose sum is σ = 764245584. Its totient is φ = 169721760.

The previous prime is 424442617. The next prime is 424442633. The reversal of 424442630 is 36244424.

It is a super-2 number, since 2×424442630² = 360303092322633800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 424442593 and 424442602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424442633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41420 + ... + 50640.

It is an arithmetic number, because the mean of its divisors is an integer number (47765349).

Almost surely, 2^424442630 is an apocalyptic number.

424442630 is a deficient number, since it is larger than the sum of its proper divisors (339802954).

424442630 is a wasteful number, since it uses less digits than its factorization.

424442630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13831.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 424442630 is about 20602.0054849036. The cubic root of 424442630 is about 751.5184820600.

The spelling of 424442630 in words is "four hundred twenty-four million, four hundred forty-two thousand, six hundred thirty".