3951463 has 4 divisors (see below), whose sum is σ = 4183920. Its totient is φ = 3719008.

The previous prime is 3951461. The next prime is 3951481. The reversal of 3951463 is 3641593.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3951463 - 2¹ = 3951461 is a prime.

It is a super-2 number, since 2×3951463² = 31228119680738, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 (3951461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116203 + ... + 116236.

It is an arithmetic number, because the mean of its divisors is an integer number (1045980).

Almost surely, 2^3951463 is an apocalyptic number.

3951463 is a deficient number, since it is larger than the sum of its proper divisors (232457).

3951463 is a wasteful number, since it uses less digits than its factorization.

3951463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232456.

The product of its digits is 9720, while the sum is 31.

The square root of 3951463 is about 1987.8287149551. The cubic root of 3951463 is about 158.0954265180.

The spelling of 3951463 in words is "three million, nine hundred fifty-one thousand, four hundred sixty-three".