3946430 has 8 divisors (see below), whose sum is σ = 7103592. Its totient is φ = 1578568.

The previous prime is 3946429. The next prime is 3946447. The reversal of 3946430 is 346493.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3946393 and 3946402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197312 + ... + 197331.

It is an arithmetic number, because the mean of its divisors is an integer number (887949).

Almost surely, 2^3946430 is an apocalyptic number.

3946430 is a deficient number, since it is larger than the sum of its proper divisors (3157162).

3946430 is a wasteful number, since it uses less digits than its factorization.

3946430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394650.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 3946430 is about 1986.5623574406. The cubic root of 3946430 is about 158.0282756637.

The spelling of 3946430 in words is "three million, nine hundred forty-six thousand, four hundred thirty".