40694016 has 72 divisors (see below), whose sum is σ = 118175904. Its totient is φ = 12328960.

The previous prime is 40694009. The next prime is 40694021. The reversal of 40694016 is 61049604.

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, 6040 + ... + 10856.

It is an arithmetic number, because the mean of its divisors is an integer number (1641332).

Almost surely, 2^40694016 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 40694016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59087952).

40694016 is an abundant number, since it is smaller than the sum of its proper divisors (77481888).

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

40694016 is a wasteful number, since it uses less digits than its factorization.

40694016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4847 (or 4833 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 40694016 is about 6379.1861549887. The cubic root of 40694016 is about 343.9617768960.

The spelling of 40694016 in words is "forty million, six hundred ninety-four thousand, sixteen".