403650045 has 24 divisors (see below), whose sum is σ = 703227096. Its totient is φ = 214182528.

The previous prime is 403650019. The next prime is 403650059. The reversal of 403650045 is 540056304.

403650045 is a `hidden beast` number, since 4 + 0 + 3 + 650 + 0 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 144504441 + 259145604 = 12021^2 + 16098^2 .

It is not a de Polignac number, because 403650045 - 2¹¹ = 403647997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13902 + ... + 31631.

It is an arithmetic number, because the mean of its divisors is an integer number (29301129).

Almost surely, 2^403650045 is an apocalyptic number.

403650045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

403650045 is a deficient number, since it is larger than the sum of its proper divisors (299577051).

403650045 is a wasteful number, since it uses less digits than its factorization.

403650045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45741 (or 45738 counting only the distinct ones).

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

The square root of 403650045 is about 20091.0439002059. The cubic root of 403650045 is about 739.0406639640.

The spelling of 403650045 in words is "four hundred three million, six hundred fifty thousand, forty-five".