3299297925 has 144 divisors (see below), whose sum is σ = 6915557376. Its totient is φ = 1358544000.

The previous prime is 3299297923. The next prime is 3299297929. The reversal of 3299297925 is 5297929923.

It is not a de Polignac number, because 3299297925 - 2¹ = 3299297923 is a prime.

Its product of digits (5511240) is a multiple of the sum of its prime divisors (504).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3299297923) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 10608520 + ... + 10608830.

It is an arithmetic number, because the mean of its divisors is an integer number (48024704).

Almost surely, 2^3299297925 is an apocalyptic number.

3299297925 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3299297925 is an abundant number, since it is smaller than the sum of its proper divisors (3616259451).

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

3299297925 is a wasteful number, since it uses less digits than its factorization.

3299297925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 504 counting only the distinct ones).

The product of its digits is 5511240, while the sum is 57.

The square root of 3299297925 is about 57439.5153618134. The cubic root of 3299297925 is about 1488.6999643384.

The spelling of 3299297925 in words is "three billion, two hundred ninety-nine million, two hundred ninety-seven thousand, nine hundred twenty-five".