4745745 has 24 divisors (see below), whose sum is σ = 8289216. Its totient is φ = 2511648.

The previous prime is 4745743. The next prime is 4745749. The reversal of 4745745 is 5475474.

It is not a de Polignac number, because 4745745 - 2¹ = 4745743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4745743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7012 + ... + 7658.

It is an arithmetic number, because the mean of its divisors is an integer number (345384).

Almost surely, 2^4745745 is an apocalyptic number.

4745745 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4745745 is a deficient number, since it is larger than the sum of its proper divisors (3543471).

4745745 is a wasteful number, since it uses less digits than its factorization.

4745745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821 (or 818 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 4745745 is about 2178.4730891154. The cubic root of 4745745 is about 168.0485616418.

The spelling of 4745745 in words is "four million, seven hundred forty-five thousand, seven hundred forty-five".