4661545 has 8 divisors (see below), whose sum is σ = 6393024. Its totient is φ = 3196464.

The previous prime is 4661543. The next prime is 4661551. The reversal of 4661545 is 5451664.

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 4661545 - 2¹ = 4661543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4661543) 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, 66559 + ... + 66628.

It is an arithmetic number, because the mean of its divisors is an integer number (799128).

Almost surely, 2^4661545 is an apocalyptic number.

It is an amenable number.

4661545 is a deficient number, since it is larger than the sum of its proper divisors (1731479).

4661545 is a wasteful number, since it uses less digits than its factorization.

4661545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133199.

The product of its digits is 14400, while the sum is 31.

The square root of 4661545 is about 2159.0611385507. The cubic root of 4661545 is about 167.0487744037.

The spelling of 4661545 in words is "four million, six hundred sixty-one thousand, five hundred forty-five".