3425890 has 48 divisors (see below), whose sum is σ = 7104888. Its totient is φ = 1181952.

The previous prime is 3425879. The next prime is 3425893. The reversal of 3425890 is 985243.

3425890 = 23² + 24² + ... + 217².

It can be written as a sum of positive squares in 4 ways, for example, as 2253001 + 1172889 = 1501^2 + 1083^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3425893) 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, 46894 + ... + 46966.

Almost surely, 2^3425890 is an apocalyptic number.

3425890 is an abundant number, since it is smaller than the sum of its proper divisors (3678998).

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

3425890 is a wasteful number, since it uses less digits than its factorization.

3425890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 3425890 is about 1850.9159894495. The cubic root of 3425890 is about 150.7501679916.

The spelling of 3425890 in words is "three million, four hundred twenty-five thousand, eight hundred ninety".