3925828550 has 36 divisors (see below), whose sum is σ = 8494216380. Its totient is φ = 1345997520.

The previous prime is 3925828541. The next prime is 3925828559. The reversal of 3925828550 is 558285293.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3925828541) and next prime (3925828559).

It is a junction number, because it is equal to n+sod(n) for n = 3925828495 and 3925828504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3925828559) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 798740 + ... + 803639.

It is an arithmetic number, because the mean of its divisors is an integer number (235950455).

Almost surely, 2^3925828550 is an apocalyptic number.

3925828550 is an abundant number, since it is smaller than the sum of its proper divisors (4568387830).

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

3925828550 is a wasteful number, since it uses less digits than its factorization.

3925828550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602405 (or 1602393 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 47.

The square root of 3925828550 is about 62656.4326306565. The cubic root of 3925828550 is about 1577.5281208700.

The spelling of 3925828550 in words is "three billion, nine hundred twenty-five million, eight hundred twenty-eight thousand, five hundred fifty".