6435145 has 8 divisors (see below), whose sum is σ = 7809480. Its totient is φ = 5089920.

The previous prime is 6435139. The next prime is 6435157. The reversal of 6435145 is 5415346.

It can be written as a sum of positive squares in 4 ways, for example, as 99856 + 6335289 = 316^2 + 2517^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6435145 - 2¹⁹ = 5910857 is a prime.

It is a super-2 number, since 2×6435145² = 82822182342050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6786 + ... + 7675.

It is an arithmetic number, because the mean of its divisors is an integer number (976185).

Almost surely, 2^6435145 is an apocalyptic number.

It is an amenable number.

6435145 is a deficient number, since it is larger than the sum of its proper divisors (1374335).

6435145 is a wasteful number, since it uses less digits than its factorization.

6435145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14555.

The product of its digits is 7200, while the sum is 28.

The square root of 6435145 is about 2536.7587587313. The cubic root of 6435145 is about 186.0027844806.

The spelling of 6435145 in words is "six million, four hundred thirty-five thousand, one hundred forty-five".