45663736 has 8 divisors (see below), whose sum is σ = 85619520. Its totient is φ = 22831864.

The previous prime is 45663733. The next prime is 45663769. The reversal of 45663736 is 63736654.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45663731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2853976 + ... + 2853991.

It is an arithmetic number, because the mean of its divisors is an integer number (10702440).

Almost surely, 2^45663736 is an apocalyptic number.

It is an amenable number.

45663736 is a deficient number, since it is larger than the sum of its proper divisors (39955784).

45663736 is a wasteful number, since it uses less digits than its factorization.

45663736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5707973 (or 5707969 counting only the distinct ones).

The product of its digits is 272160, while the sum is 40.

The square root of 45663736 is about 6757.4948020698. The cubic root of 45663736 is about 357.4295712730.

The spelling of 45663736 in words is "forty-five million, six hundred sixty-three thousand, seven hundred thirty-six".