40362816 has 112 divisors (see below), whose sum is σ = 116864384. Its totient is φ = 12220416.

The previous prime is 40362797. The next prime is 40362841. The reversal of 40362816 is 61826304.

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, 257010 + ... + 257166.

It is an arithmetic number, because the mean of its divisors is an integer number (1043432).

Almost surely, 2^40362816 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 40362816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58432192).

40362816 is an abundant number, since it is smaller than the sum of its proper divisors (76501568).

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

40362816 is a wasteful number, since it uses less digits than its factorization.

40362816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40362816 is about 6353.1736950913. The cubic root of 40362816 is about 343.0260897516.

The spelling of 40362816 in words is "forty million, three hundred sixty-two thousand, eight hundred sixteen".