4709390625 has 105 divisors (see below), whose sum is σ = 8940178533. Its totient is φ = 2470500000.

The previous prime is 4709390579. The next prime is 4709390629. The reversal of 4709390625 is 5260939074.

It is a happy number.

The square root of 4709390625 is 68625.

It is a perfect power (a square), and thus also a powerful number.

4709390625 is a `hidden beast` number, since 470 + 93 + 90 + 6 + 2 + 5 = 666.

It can be written as a sum of positive squares in 10 ways, for example, as 1249127649 + 3460262976 = 35343^2 + 58824^2 .

It is not a de Polignac number, because 4709390625 - 2¹¹ = 4709388577 is a prime.

It is a super-3 number, since 3×4709390625³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (4709390629) by changing a digit.

It is a polite number, since it can be written in 104 ways as a sum of consecutive naturals, for example, 77203095 + ... + 77203155.

Almost surely, 2^4709390625 is an apocalyptic number.

4709390625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4709390625 is the 68625-th square number.

4709390625 is the 34313-rd centered octagonal number.

It is an amenable number.

4709390625 is a deficient number, since it is larger than the sum of its proper divisors (4230787908).

4709390625 is an frugal number, since it uses more digits than its factorization.

4709390625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The cubic root of 4709390625 is about 1676.1835401484.

The spelling of 4709390625 in words is "four billion, seven hundred nine million, three hundred ninety thousand, six hundred twenty-five".