34572042 has 16 divisors (see below), whose sum is σ = 76826880. Its totient is φ = 11523996.

The previous prime is 34572029. The next prime is 34572047. The reversal of 34572042 is 24027543.

34572042 is a `hidden beast` number, since 3 + 457 + 204 + 2 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 34571997 and 34572015.

It is not an unprimeable number, because it can be changed into a prime (34572047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320058 + ... + 320165.

It is an arithmetic number, because the mean of its divisors is an integer number (4801680).

Almost surely, 2^34572042 is an apocalyptic number.

34572042 is an abundant number, since it is smaller than the sum of its proper divisors (42254838).

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

34572042 is a wasteful number, since it uses less digits than its factorization.

34572042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640234 (or 640228 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 34572042 is about 5879.7994863771. The cubic root of 34572042 is about 325.7679417937.

Adding to 34572042 its reverse (24027543), we get a palindrome (58599585).

The spelling of 34572042 in words is "thirty-four million, five hundred seventy-two thousand, forty-two".