6225537 has 4 divisors (see below), whose sum is σ = 8300720. Its totient is φ = 4150356.

The previous prime is 6225533. The next prime is 6225547. The reversal of 6225537 is 7355226.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6225537 - 2² = 6225533 is a prime.

It is a D-number.

It is a Duffinian number.

6225537 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6225533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1037587 + ... + 1037592.

It is an arithmetic number, because the mean of its divisors is an integer number (2075180).

Almost surely, 2^6225537 is an apocalyptic number.

It is an amenable number.

6225537 is a deficient number, since it is larger than the sum of its proper divisors (2075183).

6225537 is a wasteful number, since it uses less digits than its factorization.

6225537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075182.

The product of its digits is 12600, while the sum is 30.

The square root of 6225537 is about 2495.1026031007. The cubic root of 6225537 is about 183.9609341291.

The spelling of 6225537 in words is "six million, two hundred twenty-five thousand, five hundred thirty-seven".