45661774 has 8 divisors (see below), whose sum is σ = 70343928. Its totient is φ = 22213800.

The previous prime is 45661751. The next prime is 45661783. The reversal of 45661774 is 47716654.

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

It is a congruent number.

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, 308452 + ... + 308599.

It is an arithmetic number, because the mean of its divisors is an integer number (8792991).

Almost surely, 2^45661774 is an apocalyptic number.

45661774 is a deficient number, since it is larger than the sum of its proper divisors (24682154).

45661774 is a wasteful number, since it uses less digits than its factorization.

45661774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617090.

The product of its digits is 141120, while the sum is 40.

The square root of 45661774 is about 6757.3496283676. The cubic root of 45661774 is about 357.4244520623.

The spelling of 45661774 in words is "forty-five million, six hundred sixty-one thousand, seven hundred seventy-four".