45905630 has 8 divisors (see below), whose sum is σ = 82630152. Its totient is φ = 18362248.

The previous prime is 45905603. The next prime is 45905647. The reversal of 45905630 is 3650954.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2295272 + ... + 2295291.

It is an arithmetic number, because the mean of its divisors is an integer number (10328769).

Almost surely, 2^45905630 is an apocalyptic number.

45905630 is a deficient number, since it is larger than the sum of its proper divisors (36724522).

45905630 is a wasteful number, since it uses less digits than its factorization.

45905630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4590570.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 45905630 is about 6775.3693626252. The cubic root of 45905630 is about 358.0595960001.

The spelling of 45905630 in words is "forty-five million, nine hundred five thousand, six hundred thirty".