40373316 has 45 divisors (see below), whose sum is σ = 105843661. Its totient is φ = 13419648.

The previous prime is 40373299. The next prime is 40373321. The reversal of 40373316 is 61337304.

It is a happy number.

The square root of 40373316 is 6354.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 16402500 + 23970816 = 4050^2 + 4896^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40373316.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 114196 + ... + 114548.

Almost surely, 2^40373316 is an apocalyptic number.

40373316 is the 6354-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40373316

40373316 is an abundant number, since it is smaller than the sum of its proper divisors (65470345).

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

40373316 is an equidigital number, since it uses as much as digits as its factorization.

40373316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 358 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The cubic root of 40373316 is about 343.0558321567.

The spelling of 40373316 in words is "forty million, three hundred seventy-three thousand, three hundred sixteen".