40070968 has 64 divisors (see below), whose sum is σ = 91445760. Its totient is φ = 16089216.

The previous prime is 40070959. The next prime is 40070999. The reversal of 40070968 is 86907004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67971 + ... + 68557.

It is an arithmetic number, because the mean of its divisors is an integer number (1428840).

Almost surely, 2^40070968 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 40070968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45722880).

40070968 is an abundant number, since it is smaller than the sum of its proper divisors (51374792).

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

40070968 is a wasteful number, since it uses less digits than its factorization.

40070968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676 (or 672 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 40070968 is about 6330.1633470235. The cubic root of 40070968 is about 342.1973257939.

The spelling of 40070968 in words is "forty million, seventy thousand, nine hundred sixty-eight".