3542566 has 4 divisors (see below), whose sum is σ = 5313852. Its totient is φ = 1771282.

The previous prime is 3542557. The next prime is 3542593. The reversal of 3542566 is 6652453.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×3542566³ (a number of 21 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 885640 + ... + 885643.

It is an arithmetic number, because the mean of its divisors is an integer number (1328463).

Almost surely, 2^3542566 is an apocalyptic number.

3542566 is a deficient number, since it is larger than the sum of its proper divisors (1771286).

3542566 is a wasteful number, since it uses less digits than its factorization.

3542566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771285.

The product of its digits is 21600, while the sum is 31.

The square root of 3542566 is about 1882.1705555023. The cubic root of 3542566 is about 152.4424722547.

The spelling of 3542566 in words is "three million, five hundred forty-two thousand, five hundred sixty-six".