45503646 has 16 divisors (see below), whose sum is σ = 91073424. Its totient is φ = 15156864.

The previous prime is 45503641. The next prime is 45503663. The reversal of 45503646 is 64630554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45503641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14646 + ... + 17478.

It is an arithmetic number, because the mean of its divisors is an integer number (5692089).

Almost surely, 2^45503646 is an apocalyptic number.

45503646 is an abundant number, since it is smaller than the sum of its proper divisors (45569778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45503646 is a wasteful number, since it uses less digits than its factorization.

45503646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5515.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 45503646 is about 6745.6390357030. The cubic root of 45503646 is about 357.0113845831.

The spelling of 45503646 in words is "forty-five million, five hundred three thousand, six hundred forty-six".