708461820 has 72 divisors (see below), whose sum is σ = 2344371120. Its totient is φ = 171747840.

The previous prime is 708461777. The next prime is 708461821. The reversal of 708461820 is 28164807.

708461820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (708461821) 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, 176925 + ... + 180884.

It is an arithmetic number, because the mean of its divisors is an integer number (32560710).

Almost surely, 2^708461820 is an apocalyptic number.

It is an amenable number.

708461820 is an abundant number, since it is smaller than the sum of its proper divisors (1635909300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

708461820 is a wasteful number, since it uses less digits than its factorization.

708461820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357835 (or 357830 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 708461820 is about 26616.9461058176. The cubic root of 708461820 is about 891.4674356559.

The spelling of 708461820 in words is "seven hundred eight million, four hundred sixty-one thousand, eight hundred twenty".