3949463 has 8 divisors (see below), whose sum is σ = 4554528. Its totient is φ = 3354624.

The previous prime is 3949459. The next prime is 3949469. The reversal of 3949463 is 3649493.

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

It is not a de Polignac number, because 3949463 - 2² = 3949459 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3949469) 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, 1706 + ... + 3287.

It is an arithmetic number, because the mean of its divisors is an integer number (569316).

Almost surely, 2^3949463 is an apocalyptic number.

3949463 is a deficient number, since it is larger than the sum of its proper divisors (605065).

3949463 is a wasteful number, since it uses less digits than its factorization.

3949463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5113.

The product of its digits is 69984, while the sum is 38.

The square root of 3949463 is about 1987.3255898317. The cubic root of 3949463 is about 158.0687491233.

The spelling of 3949463 in words is "three million, nine hundred forty-nine thousand, four hundred sixty-three".