3625564298 has 4 divisors (see below), whose sum is σ = 5438346450. Its totient is φ = 1812782148.

The previous prime is 3625564291. The next prime is 3625564303. The reversal of 3625564298 is 8924655263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8924655263 = 37 ⋅241206899.

It can be written as a sum of positive squares in only one way, i.e., 3112858849 + 512705449 = 55793^2 + 22643^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3625564291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 906391073 + ... + 906391076.

Almost surely, 2^3625564298 is an apocalyptic number.

3625564298 is a deficient number, since it is larger than the sum of its proper divisors (1812782152).

3625564298 is a wasteful number, since it uses less digits than its factorization.

3625564298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1812782151.

The product of its digits is 3110400, while the sum is 50.

The square root of 3625564298 is about 60212.6589514198. The cubic root of 3625564298 is about 1536.2381191550.

The spelling of 3625564298 in words is "three billion, six hundred twenty-five million, five hundred sixty-four thousand, two hundred ninety-eight".