40734042 has 16 divisors (see below), whose sum is σ = 81661440. Its totient is φ = 13545792.

The previous prime is 40733999. The next prime is 40734103. The reversal of 40734042 is 24043704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5242 + ... + 10437.

It is an arithmetic number, because the mean of its divisors is an integer number (5103840).

Almost surely, 2^40734042 is an apocalyptic number.

40734042 is an abundant number, since it is smaller than the sum of its proper divisors (40927398).

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

40734042 is a wasteful number, since it uses less digits than its factorization.

40734042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16117.

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 40734042 is about 6382.3226179816. The cubic root of 40734042 is about 344.0745117573.

Adding to 40734042 its reverse (24043704), we get a palindrome (64777746).

The spelling of 40734042 in words is "forty million, seven hundred thirty-four thousand, forty-two".