3947454000 has 600 divisors, whose sum is σ = 16576299168. Its totient is φ = 886982400.

The previous prime is 3947453989. The next prime is 3947454011. The reversal of 3947454000 is 4547493.

3947454000 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3947453989) and next prime (3947454011).

It is a tau number, because it is divible by the number of its divisors (600).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 66905971 + ... + 66906029.

Almost surely, 2^3947454000 is an apocalyptic number.

3947454000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3947454000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8288149584).

3947454000 is an abundant number, since it is smaller than the sum of its proper divisors (12628845168).

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

3947454000 is an equidigital number, since it uses as much as digits as its factorization.

3947454000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 3947454000 is about 62828.7672965179. The cubic root of 3947454000 is about 1580.4194261168.

The spelling of 3947454000 in words is "three billion, nine hundred forty-seven million, four hundred fifty-four thousand".