45697647 has 8 divisors (see below), whose sum is σ = 61395840. Its totient is φ = 30232280.

The previous prime is 45697643. The next prime is 45697661. The reversal of 45697647 is 74679654.

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

It is a cyclic number.

It is not a de Polignac number, because 45697647 - 2² = 45697643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45697596 and 45697605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45697643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57747 + ... + 58532.

It is an arithmetic number, because the mean of its divisors is an integer number (7674480).

Almost surely, 2^45697647 is an apocalyptic number.

45697647 is a deficient number, since it is larger than the sum of its proper divisors (15698193).

45697647 is a wasteful number, since it uses less digits than its factorization.

45697647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116413.

The product of its digits is 1270080, while the sum is 48.

The square root of 45697647 is about 6760.0034763305. The cubic root of 45697647 is about 357.5180280083.

The spelling of 45697647 in words is "forty-five million, six hundred ninety-seven thousand, six hundred forty-seven".