45477717 has 8 divisors (see below), whose sum is σ = 61927296. Its totient is φ = 29673312.

The previous prime is 45477709. The next prime is 45477787. The reversal of 45477717 is 71777454.

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

It is not a de Polignac number, because 45477717 - 2³ = 45477709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45477787) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 161128 + ... + 161409.

It is an arithmetic number, because the mean of its divisors is an integer number (7740912).

Almost surely, 2^45477717 is an apocalyptic number.

45477717 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

45477717 is a deficient number, since it is larger than the sum of its proper divisors (16449579).

45477717 is a wasteful number, since it uses less digits than its factorization.

45477717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322587.

The product of its digits is 192080, while the sum is 42.

The square root of 45477717 is about 6743.7168534867. The cubic root of 45477717 is about 356.9435606625.

The spelling of 45477717 in words is "forty-five million, four hundred seventy-seven thousand, seven hundred seventeen".