3552490 has 16 divisors (see below), whose sum is σ = 6770952. Its totient is φ = 1337344.

The previous prime is 3552463. The next prime is 3552491. The reversal of 3552490 is 942553.

It can be written as a sum of positive squares in 4 ways, for example, as 3301489 + 251001 = 1817^2 + 501^2 .

It is not an unprimeable number, because it can be changed into a prime (3552491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10279 + ... + 10618.

Almost surely, 2^3552490 is an apocalyptic number.

3552490 is a deficient number, since it is larger than the sum of its proper divisors (3218462).

3552490 is a wasteful number, since it uses less digits than its factorization.

3552490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20921.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 3552490 is about 1884.8050297047. The cubic root of 3552490 is about 152.5846882473.

It can be divided in two parts, 35 and 52490, that added together give a palindrome (52525).

The spelling of 3552490 in words is "three million, five hundred fifty-two thousand, four hundred ninety".