3547963 has 2 divisors, whose sum is σ = 3547964. Its totient is φ = 3547962.

The previous prime is 3547961. The next prime is 3547991. The reversal of 3547963 is 3697453.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3547963 - 2¹ = 3547961 is a prime.

Together with 3547961, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 3³ + 5⁹ + 4⁴ + 7 + 9 + 6³ + 3¹³ .

3547963 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3547961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1773981 + 1773982.

It is an arithmetic number, because the mean of its divisors is an integer number (1773982).

Almost surely, 2^3547963 is an apocalyptic number.

3547963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3547963 is an equidigital number, since it uses as much as digits as its factorization.

3547963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 37.

The square root of 3547963 is about 1883.6037269022. The cubic root of 3547963 is about 152.5198469198.

The spelling of 3547963 in words is "three million, five hundred forty-seven thousand, nine hundred sixty-three".