3042156 has 24 divisors (see below), whose sum is σ = 7644784. Its totient is φ = 936000.

The previous prime is 3042107. The next prime is 3042157. The reversal of 3042156 is 6512403.

3042156 = 169² + 170² + ... + 240².

It is a happy number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3042157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9595 + ... + 9906.

Almost surely, 2^3042156 is an apocalyptic number.

It is an amenable number.

3042156 is an abundant number, since it is smaller than the sum of its proper divisors (4602628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3042156 is a wasteful number, since it uses less digits than its factorization.

3042156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19521 (or 19519 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3042156 is about 1744.1777432360. The cubic root of 3042156 is about 144.8973669281.

Adding to 3042156 its reverse (6512403), we get a palindrome (9554559).

It can be divided in two parts, 3042 and 156, that multiplied together give a cube (474552 = 78³).

The spelling of 3042156 in words is "three million, forty-two thousand, one hundred fifty-six".