3450553 has 4 divisors (see below), whose sum is σ = 3457168. Its totient is φ = 3443940.

The previous prime is 3450539. The next prime is 3450569. The reversal of 3450553 is 3550543.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3550543 = 883 ⋅4021.

It is a cyclic number.

It is not a de Polignac number, because 3450553 - 2⁵ = 3450521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3450523) 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, 2451 + ... + 3592.

It is an arithmetic number, because the mean of its divisors is an integer number (864292).

Almost surely, 2^3450553 is an apocalyptic number.

It is an amenable number.

3450553 is a deficient number, since it is larger than the sum of its proper divisors (6615).

3450553 is an equidigital number, since it uses as much as digits as its factorization.

3450553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6614.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 3450553 is about 1857.5664187318. The cubic root of 3450553 is about 151.1110537814. Note that the first 3 decimals are identical.

The spelling of 3450553 in words is "three million, four hundred fifty thousand, five hundred fifty-three".