40351416 has 64 divisors (see below), whose sum is σ = 116014080. Its totient is φ = 11456640.

The previous prime is 40351411. The next prime is 40351417. The reversal of 40351416 is 61415304.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40351411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29745 + ... + 31071.

It is an arithmetic number, because the mean of its divisors is an integer number (1812720).

Almost surely, 2^40351416 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 40351416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58007040).

40351416 is an abundant number, since it is smaller than the sum of its proper divisors (75662664).

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

40351416 is a wasteful number, since it uses less digits than its factorization.

40351416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1520 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 40351416 is about 6352.2764423473. The cubic root of 40351416 is about 342.9937921567.

The spelling of 40351416 in words is "forty million, three hundred fifty-one thousand, four hundred sixteen".