708641025 has 24 divisors (see below), whose sum is σ = 1172439840. Its totient is φ = 377677440.

The previous prime is 708640993. The next prime is 708641027. The reversal of 708641025 is 520146807.

It is not a de Polignac number, because 708641025 - 2⁵ = 708640993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (708641027) 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, 154414 + ... + 158936.

It is an arithmetic number, because the mean of its divisors is an integer number (48851660).

Almost surely, 2^708641025 is an apocalyptic number.

708641025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

708641025 is a deficient number, since it is larger than the sum of its proper divisors (463798815).

708641025 is a wasteful number, since it uses less digits than its factorization.

708641025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6625 (or 6620 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 708641025 is about 26620.3122633826. The cubic root of 708641025 is about 891.5425947067.

The spelling of 708641025 in words is "seven hundred eight million, six hundred forty-one thousand, twenty-five".