6450045 has 32 divisors (see below), whose sum is σ = 12054528. Its totient is φ = 2883648.

The previous prime is 6450029. The next prime is 6450049. The reversal of 6450045 is 5400546.

It is not a de Polignac number, because 6450045 - 2⁴ = 6450029 is a prime.

6450045 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6449997 and 6450024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6450049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4282 + ... + 5588.

It is an arithmetic number, because the mean of its divisors is an integer number (376704).

Almost surely, 2^6450045 is an apocalyptic number.

It is an amenable number.

6450045 is a deficient number, since it is larger than the sum of its proper divisors (5604483).

6450045 is a wasteful number, since it uses less digits than its factorization.

6450045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 6450045 is about 2539.6938791910. The cubic root of 6450045 is about 186.1462314026.

The spelling of 6450045 in words is "six million, four hundred fifty thousand, forty-five".