3426581925 has 72 divisors (see below), whose sum is σ = 6650970144. Its totient is φ = 1676350080.

The previous prime is 3426581911. The next prime is 3426581927. The reversal of 3426581925 is 5291856243.

3426581925 is a `hidden beast` number, since 3 + 42 + 6 + 581 + 9 + 25 = 666.

It is not a de Polignac number, because 3426581925 - 2²⁵ = 3393027493 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3426581927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 473182 + ... + 480368.

Almost surely, 2^3426581925 is an apocalyptic number.

It is an amenable number.

3426581925 is a deficient number, since it is larger than the sum of its proper divisors (3224388219).

3426581925 is a wasteful number, since it uses less digits than its factorization.

3426581925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7379 (or 7371 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 3426581925 is about 58537.0132907377. The cubic root of 3426581925 is about 1507.6031628286.

The spelling of 3426581925 in words is "three billion, four hundred twenty-six million, five hundred eighty-one thousand, nine hundred twenty-five".