45505646 has 16 divisors (see below), whose sum is σ = 72383760. Its totient is φ = 21395520.

The previous prime is 45505637. The next prime is 45505679. The reversal of 45505646 is 64650554.

It is a Curzon number.

It is a congruent number.

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, 836 + ... + 9576.

It is an arithmetic number, because the mean of its divisors is an integer number (4523985).

Almost surely, 2^45505646 is an apocalyptic number.

45505646 is a deficient number, since it is larger than the sum of its proper divisors (26878114).

45505646 is a wasteful number, since it uses less digits than its factorization.

45505646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8899.

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 45505646 is about 6745.7872779980. The cubic root of 45505646 is about 357.0166150234.

The spelling of 45505646 in words is "forty-five million, five hundred five thousand, six hundred forty-six".