3153442 has 4 divisors (see below), whose sum is σ = 4730166. Its totient is φ = 1576720.

The previous prime is 3153439. The next prime is 3153463. The reversal of 3153442 is 2443513.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2443513 = 31 ⋅78823.

It can be written as a sum of positive squares in only one way, i.e., 2792241 + 361201 = 1671^2 + 601^2 .

It is a d-powerful number, because it can be written as 3 + 1 + 5³ + 3⁸ + 4⁵ + 4¹⁰ + 2²¹ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 788359 + ... + 788362.

Almost surely, 2^3153442 is an apocalyptic number.

3153442 is a deficient number, since it is larger than the sum of its proper divisors (1576724).

3153442 is a wasteful number, since it uses less digits than its factorization.

3153442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576723.

The product of its digits is 1440, while the sum is 22.

The square root of 3153442 is about 1775.7933438326. The cubic root of 3153442 is about 146.6430942373.

Adding to 3153442 its reverse (2443513), we get a palindrome (5596955).

The spelling of 3153442 in words is "three million, one hundred fifty-three thousand, four hundred forty-two".