3420572425 has 6 divisors (see below), whose sum is σ = 4241509838. Its totient is φ = 2736457920.

The previous prime is 3420572387. The next prime is 3420572497. The reversal of 3420572425 is 5242750243.

3420572425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 330657856 + 3089914569 = 18184^2 + 55587^2 .

It is not a de Polignac number, because 3420572425 - 2¹³ = 3420564233 is a prime.

It is a Duffinian 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, 68411424 + ... + 68411473.

Almost surely, 2^3420572425 is an apocalyptic number.

It is an amenable number.

3420572425 is a deficient number, since it is larger than the sum of its proper divisors (820937413).

3420572425 is a wasteful number, since it uses less digits than its factorization.

3420572425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136822907 (or 136822902 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 34.

The square root of 3420572425 is about 58485.6599945662. The cubic root of 3420572425 is about 1506.7213080650.

The spelling of 3420572425 in words is "three billion, four hundred twenty million, five hundred seventy-two thousand, four hundred twenty-five".