3553967 has 2 divisors, whose sum is σ = 3553968. Its totient is φ = 3553966.

The previous prime is 3553943. The next prime is 3553981. The reversal of 3553967 is 7693553.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3553967 - 2⁶ = 3553903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3553967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3553997) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1776983 + 1776984.

It is an arithmetic number, because the mean of its divisors is an integer number (1776984).

Almost surely, 2^3553967 is an apocalyptic number.

3553967 is a deficient number, since it is larger than the sum of its proper divisors (1).

3553967 is an equidigital number, since it uses as much as digits as its factorization.

3553967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 85050, while the sum is 38.

The square root of 3553967 is about 1885.1968067022. The cubic root of 3553967 is about 152.6058317606.

The spelling of 3553967 in words is "three million, five hundred fifty-three thousand, nine hundred sixty-seven".