45641910 has 16 divisors (see below), whose sum is σ = 109540656. Its totient is φ = 12171168.

The previous prime is 45641909. The next prime is 45641917. The reversal of 45641910 is 1914654.

It is a happy number.

45641910 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1521397 = 45641910 / (4 + 5 + 6 + 4 + 1 + 9 + 1 + 0).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45641917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 760669 + ... + 760728.

It is an arithmetic number, because the mean of its divisors is an integer number (6846291).

Almost surely, 2^45641910 is an apocalyptic number.

45641910 is an abundant number, since it is smaller than the sum of its proper divisors (63898746).

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

45641910 is a wasteful number, since it uses less digits than its factorization.

45641910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521407.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 45641910 is about 6755.8796614505. The cubic root of 45641910 is about 357.3726150552.

The spelling of 45641910 in words is "forty-five million, six hundred forty-one thousand, nine hundred ten".