4642545 has 8 divisors (see below), whose sum is σ = 7428096. Its totient is φ = 2476016.

The previous prime is 4642541. The next prime is 4642549. The reversal of 4642545 is 5452464.

It is an interprime number because it is at equal distance from previous prime (4642541) and next prime (4642549).

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 4642545 - 2² = 4642541 is a prime.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (4642541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154737 + ... + 154766.

It is an arithmetic number, because the mean of its divisors is an integer number (928512).

Almost surely, 2^4642545 is an apocalyptic number.

It is an amenable number.

4642545 is a deficient number, since it is larger than the sum of its proper divisors (2785551).

4642545 is a wasteful number, since it uses less digits than its factorization.

4642545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309511.

The product of its digits is 19200, while the sum is 30.

The square root of 4642545 is about 2154.6565851662. The cubic root of 4642545 is about 166.8215072130.

The spelling of 4642545 in words is "four million, six hundred forty-two thousand, five hundred forty-five".