40351085 has 16 divisors (see below), whose sum is σ = 51290496. Its totient is φ = 30410688.

The previous prime is 40351063. The next prime is 40351099. The reversal of 40351085 is 58015304.

It is a cyclic number.

It is not a de Polignac number, because 40351085 - 2¹⁶ = 40285549 is a prime.

It is a Duffinian number.

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, 5087 + ... + 10323.

It is an arithmetic number, because the mean of its divisors is an integer number (3205656).

Almost surely, 2^40351085 is an apocalyptic number.

It is an amenable number.

40351085 is a deficient number, since it is larger than the sum of its proper divisors (10939411).

40351085 is a wasteful number, since it uses less digits than its factorization.

40351085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5332.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 40351085 is about 6352.2503886418. The cubic root of 40351085 is about 342.9928543024.

Adding to 40351085 its reverse (58015304), we get a palindrome (98366389).

The spelling of 40351085 in words is "forty million, three hundred fifty-one thousand, eighty-five".