4002149925 has 48 divisors (see below), whose sum is σ = 7359439680. Its totient is φ = 2132349120.

The previous prime is 4002149923. The next prime is 4002149971. The reversal of 4002149925 is 5299412004.

It is not a de Polignac number, because 4002149925 - 2¹ = 4002149923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4002149925.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002149923) 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 47 ways as a sum of consecutive naturals, for example, 859654 + ... + 864296.

It is an arithmetic number, because the mean of its divisors is an integer number (153321660).

Almost surely, 2^4002149925 is an apocalyptic number.

4002149925 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4002149925 is a deficient number, since it is larger than the sum of its proper divisors (3357289755).

4002149925 is a wasteful number, since it uses less digits than its factorization.

4002149925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5939 (or 5928 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 4002149925 is about 63262.5475696324. The cubic root of 4002149925 is about 1587.6854004642.

The spelling of 4002149925 in words is "four billion, two million, one hundred forty-nine thousand, nine hundred twenty-five".