40371366 has 64 divisors (see below), whose sum is σ = 96219648. Its totient is φ = 11052288.

The previous prime is 40371349. The next prime is 40371377. The reversal of 40371366 is 66317304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128826 + ... + 129138.

It is an arithmetic number, because the mean of its divisors is an integer number (1503432).

Almost surely, 2^40371366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40371366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48109824).

40371366 is an abundant number, since it is smaller than the sum of its proper divisors (55848282).

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

40371366 is a wasteful number, since it uses less digits than its factorization.

40371366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 40371366 is about 6353.8465514993. The cubic root of 40371366 is about 343.0503089571.

The spelling of 40371366 in words is "forty million, three hundred seventy-one thousand, three hundred sixty-six".