424649438 has 16 divisors (see below), whose sum is σ = 653222880. Its totient is φ = 206976000.

The previous prime is 424649431. The next prime is 424649441. The reversal of 424649438 is 834946424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424649431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4163 + ... + 29438.

It is an arithmetic number, because the mean of its divisors is an integer number (40826430).

Almost surely, 2^424649438 is an apocalyptic number.

424649438 is a deficient number, since it is larger than the sum of its proper divisors (228573442).

424649438 is a wasteful number, since it uses less digits than its factorization.

424649438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33763.

The product of its digits is 663552, while the sum is 44.

The square root of 424649438 is about 20607.0239966862. The cubic root of 424649438 is about 751.6405203815.

The spelling of 424649438 in words is "four hundred twenty-four million, six hundred forty-nine thousand, four hundred thirty-eight".