6435045 has 20 divisors (see below), whose sum is σ = 11536140. Its totient is φ = 3431808.

The previous prime is 6435043. The next prime is 6435049. The reversal of 6435045 is 5405346.

It can be written as a sum of positive squares in 2 ways, for example, as 1846881 + 4588164 = 1359^2 + 2142^2 .

It is not a de Polignac number, because 6435045 - 2¹ = 6435043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6435043) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7540 + ... + 8349.

It is an arithmetic number, because the mean of its divisors is an integer number (576807).

Almost surely, 2^6435045 is an apocalyptic number.

It is an amenable number.

6435045 is a deficient number, since it is larger than the sum of its proper divisors (5101095).

6435045 is a wasteful number, since it uses less digits than its factorization.

6435045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15906 (or 15897 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 6435045 is about 2536.7390484636. The cubic root of 6435045 is about 186.0018210019.

The spelling of 6435045 in words is "six million, four hundred thirty-five thousand, forty-five".