40469616 has 120 divisors (see below), whose sum is σ = 127960560. Its totient is φ = 11827200.

The previous prime is 40469603. The next prime is 40469621. The reversal of 40469616 is 61696404.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45496 + ... + 46376.

It is an arithmetic number, because the mean of its divisors is an integer number (1066338).

Almost surely, 2^40469616 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 40469616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63980280).

40469616 is an abundant number, since it is smaller than the sum of its proper divisors (87490944).

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

40469616 is a wasteful number, since it uses less digits than its factorization.

40469616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 40469616 is about 6361.5733902864. The cubic root of 40469616 is about 343.3283722746.

The spelling of 40469616 in words is "forty million, four hundred sixty-nine thousand, six hundred sixteen".