4607649 has 6 divisors (see below), whose sum is σ = 6655506. Its totient is φ = 3071760.

The previous prime is 4607641. The next prime is 4607651. The reversal of 4607649 is 9467064.

4607649 is a `hidden beast` number, since 4 + 6 + 0 + 7 + 649 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3027600 + 1580049 = 1740^2 + 1257^2 .

It is not a de Polignac number, because 4607649 - 2³ = 4607641 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4607641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 255972 + ... + 255989.

It is an arithmetic number, because the mean of its divisors is an integer number (1109251).

Almost surely, 2^4607649 is an apocalyptic number.

It is an amenable number.

4607649 is a deficient number, since it is larger than the sum of its proper divisors (2047857).

4607649 is a wasteful number, since it uses less digits than its factorization.

4607649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511967 (or 511964 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 4607649 is about 2146.5435006074. The cubic root of 4607649 is about 166.4024805666.

The spelling of 4607649 in words is "four million, six hundred seven thousand, six hundred forty-nine".