6427437 has 12 divisors (see below), whose sum is σ = 8702304. Its totient is φ = 4219720.

The previous prime is 6427433. The next prime is 6427439. The reversal of 6427437 is 7347246.

It is not a de Polignac number, because 6427437 - 2² = 6427433 is a prime.

It is a d-powerful number, because it can be written as 6² + 4² + 2¹⁷ + 7 + 4³ + 3¹² + 7⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 6427398 and 6427407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6427433) 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, 20512 + ... + 20822.

It is an arithmetic number, because the mean of its divisors is an integer number (725192).

Almost surely, 2^6427437 is an apocalyptic number.

It is an amenable number.

6427437 is a deficient number, since it is larger than the sum of its proper divisors (2274867).

6427437 is an equidigital number, since it uses as much as digits as its factorization.

6427437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 397 counting only the distinct ones).

The product of its digits is 28224, while the sum is 33.

The square root of 6427437 is about 2535.2390419840. The cubic root of 6427437 is about 185.9284902585.

The spelling of 6427437 in words is "six million, four hundred twenty-seven thousand, four hundred thirty-seven".