3946228470 has 80 divisors (see below), whose sum is σ = 10785055248. Its totient is φ = 1035063360.

The previous prime is 3946228453. The next prime is 3946228529. The reversal of 3946228470 is 748226493.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9477 + ... + 89343.

Almost surely, 2^3946228470 is an apocalyptic number.

3946228470 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3946228470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5392527624).

3946228470 is an abundant number, since it is smaller than the sum of its proper divisors (6838826778).

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

3946228470 is a wasteful number, since it uses less digits than its factorization.

3946228470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79947 (or 79938 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 3946228470 is about 62819.0136025710. The cubic root of 3946228470 is about 1580.2558563920.

The spelling of 3946228470 in words is "three billion, nine hundred forty-six million, two hundred twenty-eight thousand, four hundred seventy".