40734568 has 32 divisors (see below), whose sum is σ = 88200000. Its totient is φ = 17275392.

The previous prime is 40734563. The next prime is 40734583. The reversal of 40734568 is 86543704.

It is not an unprimeable number, because it can be changed into a prime (40734563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1683 + ... + 9181.

It is an arithmetic number, because the mean of its divisors is an integer number (2756250).

Almost surely, 2^40734568 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 40734568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44100000).

40734568 is an abundant number, since it is smaller than the sum of its proper divisors (47465432).

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

40734568 is a wasteful number, since it uses less digits than its factorization.

40734568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7609 (or 7605 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 40734568 is about 6382.3638254177. The cubic root of 40734568 is about 344.0759927660.

The spelling of 40734568 in words is "forty million, seven hundred thirty-four thousand, five hundred sixty-eight".