3934963 has 2 divisors, whose sum is σ = 3934964. Its totient is φ = 3934962.

The previous prime is 3934943. The next prime is 3934967. The reversal of 3934963 is 3694393.

It is a strong prime.

It is an emirp because it is prime and its reverse (3694393) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3934963 - 2⁹ = 3934451 is a prime.

It is a super-2 number, since 2×3934963² = 30967867622738, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3934967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1967481 + 1967482.

It is an arithmetic number, because the mean of its divisors is an integer number (1967482).

Almost surely, 2^3934963 is an apocalyptic number.

3934963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3934963 is an equidigital number, since it uses as much as digits as its factorization.

3934963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 37.

The square root of 3934963 is about 1983.6741163810. The cubic root of 3934963 is about 157.8750681484.

It can be divided in two parts, 393 and 4963, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 3934963 in words is "three million, nine hundred thirty-four thousand, nine hundred sixty-three".