3420725870 has 16 divisors (see below), whose sum is σ = 6249207888. Its totient is φ = 1347867840.

The previous prime is 3420725851. The next prime is 3420725909. The reversal of 3420725870 is 785270243.

3420725870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2552111 + ... + 2553450.

It is an arithmetic number, because the mean of its divisors is an integer number (390575493).

Almost surely, 2^3420725870 is an apocalyptic number.

3420725870 is a deficient number, since it is larger than the sum of its proper divisors (2828482018).

3420725870 is a wasteful number, since it uses less digits than its factorization.

3420725870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5105635.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 3420725870 is about 58486.9717971447. The cubic root of 3420725870 is about 1506.7438379582.

The spelling of 3420725870 in words is "three billion, four hundred twenty million, seven hundred twenty-five thousand, eight hundred seventy".