3216542 has 8 divisors (see below), whose sum is σ = 5514096. Its totient is φ = 1378512.

The previous prime is 3216523. The next prime is 3216559. The reversal of 3216542 is 2456123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3216542² = 20692284875528, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114863 + ... + 114890.

It is an arithmetic number, because the mean of its divisors is an integer number (689262).

Almost surely, 2^3216542 is an apocalyptic number.

3216542 is a deficient number, since it is larger than the sum of its proper divisors (2297554).

3216542 is a wasteful number, since it uses less digits than its factorization.

3216542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229762.

The product of its digits is 1440, while the sum is 23.

The square root of 3216542 is about 1793.4720516362. The cubic root of 3216542 is about 147.6147455298.

The spelling of 3216542 in words is "three million, two hundred sixteen thousand, five hundred forty-two".