3552625 has 16 divisors (see below), whose sum is σ = 4494672. Its totient is φ = 2803200.

The previous prime is 3552611. The next prime is 3552641. The reversal of 3552625 is 5262553.

3552625 = T₈₆ + T₈₇ + ... + T₂₇₉.

It can be written as a sum of positive squares in 8 ways, for example, as 430336 + 3122289 = 656^2 + 1767^2 .

It is not a de Polignac number, because 3552625 - 2¹³ = 3544433 is a prime.

It is a super-2 number, since 2×3552625² = 25242288781250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3552593 and 3552602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11979 + ... + 12271.

It is an arithmetic number, because the mean of its divisors is an integer number (280917).

Almost surely, 2^3552625 is an apocalyptic number.

It is an amenable number.

3552625 is a deficient number, since it is larger than the sum of its proper divisors (942047).

3552625 is an equidigital number, since it uses as much as digits as its factorization.

3552625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 395 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 3552625 is about 1884.8408420872. The cubic root of 3552625 is about 152.5866210393.

The spelling of 3552625 in words is "three million, five hundred fifty-two thousand, six hundred twenty-five".