6424938 has 24 divisors (see below), whose sum is σ = 14992068. Its totient is φ = 1976832.

The previous prime is 6424937. The next prime is 6424961. The reversal of 6424938 is 8394246.

It is a happy number.

6424938 is a `hidden beast` number, since 642 + 4 + 9 + 3 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5049009 + 1375929 = 2247^2 + 1173^2 .

It is a d-powerful number, because it can be written as 6⁴ + 4⁵ + 2¹⁷ + 4¹¹ + 9 + 3⁴ + 8⁷ .

It is not an unprimeable number, because it can be changed into a prime (6424933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13495 + ... + 13962.

Almost surely, 2^6424938 is an apocalyptic number.

6424938 is an abundant number, since it is smaller than the sum of its proper divisors (8567130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6424938 is a wasteful number, since it uses less digits than its factorization.

6424938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27478 (or 27475 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 6424938 is about 2534.7461411352. The cubic root of 6424938 is about 185.9043906821.

The spelling of 6424938 in words is "six million, four hundred twenty-four thousand, nine hundred thirty-eight".