42034356 has 216 divisors, whose sum is σ = 140192640. Its totient is φ = 10850112.

The previous prime is 42034351. The next prime is 42034361. The reversal of 42034356 is 65343024.

It is an interprime number because it is at equal distance from previous prime (42034351) and next prime (42034361).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42034351) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 894325 + ... + 894371.

It is an arithmetic number, because the mean of its divisors is an integer number (649040).

Almost surely, 2^42034356 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 42034356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70096320).

42034356 is an abundant number, since it is smaller than the sum of its proper divisors (98158284).

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

42034356 is a wasteful number, since it uses less digits than its factorization.

42034356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 42034356 is about 6483.3907795227. The cubic root of 42034356 is about 347.6974183170.

The spelling of 42034356 in words is "forty-two million, thirty-four thousand, three hundred fifty-six".