3954553 has 4 divisors (see below), whose sum is σ = 3958900. Its totient is φ = 3950208.

The previous prime is 3954547. The next prime is 3954563. The reversal of 3954553 is 3554593.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2521744 + 1432809 = 1588^2 + 1197^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3954553 is a prime.

It is a Duffinian number.

3954553 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3954563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228 + ... + 2821.

It is an arithmetic number, because the mean of its divisors is an integer number (989725).

Almost surely, 2^3954553 is an apocalyptic number.

It is an amenable number.

3954553 is a deficient number, since it is larger than the sum of its proper divisors (4347).

3954553 is a wasteful number, since it uses less digits than its factorization.

3954553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4346.

The product of its digits is 40500, while the sum is 34.

The square root of 3954553 is about 1988.6057930118. The cubic root of 3954553 is about 158.1366254010.

The spelling of 3954553 in words is "three million, nine hundred fifty-four thousand, five hundred fifty-three".