45441636 has 12 divisors (see below), whose sum is σ = 106030512. Its totient is φ = 15147208.

The previous prime is 45441619. The next prime is 45441677. The reversal of 45441636 is 63614454.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 45441597 and 45441606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1893390 + ... + 1893413.

It is an arithmetic number, because the mean of its divisors is an integer number (8835876).

Almost surely, 2^45441636 is an apocalyptic number.

It is an amenable number.

45441636 is an abundant number, since it is smaller than the sum of its proper divisors (60588876).

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

45441636 is a wasteful number, since it uses less digits than its factorization.

45441636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3786810 (or 3786808 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 45441636 is about 6741.0411658734. The cubic root of 45441636 is about 356.8491386840.

The spelling of 45441636 in words is "forty-five million, four hundred forty-one thousand, six hundred thirty-six".