60644225 has 6 divisors (see below), whose sum is σ = 75198870. Its totient is φ = 48515360.

The previous prime is 60644209. The next prime is 60644251. The reversal of 60644225 is 52244606.

It can be written as a sum of positive squares in 3 ways, for example, as 18601969 + 42042256 = 4313^2 + 6484^2 .

It is not a de Polignac number, because 60644225 - 2⁴ = 60644209 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1212860 + ... + 1212909.

It is an arithmetic number, because the mean of its divisors is an integer number (12533145).

Almost surely, 2^60644225 is an apocalyptic number.

It is an amenable number.

60644225 is a deficient number, since it is larger than the sum of its proper divisors (14554645).

60644225 is a wasteful number, since it uses less digits than its factorization.

60644225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2425779 (or 2425774 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 60644225 is about 7787.4402084382. The cubic root of 60644225 is about 392.8829210948.

The spelling of 60644225 in words is "sixty million, six hundred forty-four thousand, two hundred twenty-five".