40743608 has 32 divisors (see below), whose sum is σ = 80352000. Its totient is φ = 19340160.

The previous prime is 40743601. The next prime is 40743617. The reversal of 40743608 is 80634704.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40743601) 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, 12713 + ... + 15591.

It is an arithmetic number, because the mean of its divisors is an integer number (2511000).

Almost surely, 2^40743608 is an apocalyptic number.

It is an amenable number.

40743608 is a deficient number, since it is larger than the sum of its proper divisors (39608392).

40743608 is a wasteful number, since it uses less digits than its factorization.

40743608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975 (or 2971 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 40743608 is about 6383.0719876874. The cubic root of 40743608 is about 344.1014438514.

The spelling of 40743608 in words is "forty million, seven hundred forty-three thousand, six hundred eight".