342156056 has 48 divisors (see below), whose sum is σ = 708225000. Its totient is φ = 154851840.

The previous prime is 342156053. The next prime is 342156097. The reversal of 342156056 is 650651243.

342156056 = T₃₀₉ + T₃₁₀ + ... + T₁₂₇₆.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342156053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273320 + ... + 274568.

Almost surely, 2^342156056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342156056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354112500).

342156056 is an abundant number, since it is smaller than the sum of its proper divisors (366068944).

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

342156056 is a wasteful number, since it uses less digits than its factorization.

342156056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560 (or 1545 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 342156056 is about 18497.4607987150. The cubic root of 342156056 is about 699.4254169277.

The spelling of 342156056 in words is "three hundred forty-two million, one hundred fifty-six thousand, fifty-six".