45641836 has 6 divisors (see below), whose sum is σ = 79873220. Its totient is φ = 22820916.

The previous prime is 45641803. The next prime is 45641837. The reversal of 45641836 is 63814654.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45641795 and 45641804.

It is not an unprimeable number, because it can be changed into a prime (45641837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5705226 + ... + 5705233.

Almost surely, 2^45641836 is an apocalyptic number.

It is an amenable number.

45641836 is a deficient number, since it is larger than the sum of its proper divisors (34231384).

45641836 is a wasteful number, since it uses less digits than its factorization.

45641836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11410463 (or 11410461 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 45641836 is about 6755.8741847373. The cubic root of 45641836 is about 357.3724219170.

It can be divided in two parts, 4564 and 1836, that added together give a square (6400 = 80²).

The spelling of 45641836 in words is "forty-five million, six hundred forty-one thousand, eight hundred thirty-six".