3954775424 has 64 divisors (see below), whose sum is σ = 8030341680. Its totient is φ = 1939507200.

The previous prime is 3954775393. The next prime is 3954775427. The reversal of 3954775424 is 4245774593.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3954775427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5394962 + ... + 5395694.

Almost surely, 2^3954775424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3954775424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4015170840).

3954775424 is an abundant number, since it is smaller than the sum of its proper divisors (4075566256).

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

3954775424 is an equidigital number, since it uses as much as digits as its factorization.

3954775424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499 (or 1487 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 50.

The square root of 3954775424 is about 62887.0052077534. The cubic root of 3954775424 is about 1581.3959014576.

The spelling of 3954775424 in words is "three billion, nine hundred fifty-four million, seven hundred seventy-five thousand, four hundred twenty-four".