40315190 has 32 divisors (see below), whose sum is σ = 76529664. Its totient is φ = 15268320.

The previous prime is 40315189. The next prime is 40315229. The reversal of 40315190 is 9151304.

It is a happy number.

40315190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40315190² = 3250629089472200, which contains 22 as substring.

It is a zygodrome in base 7.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13187 + ... + 15953.

It is an arithmetic number, because the mean of its divisors is an integer number (2391552).

Almost surely, 2^40315190 is an apocalyptic number.

40315190 is a deficient number, since it is larger than the sum of its proper divisors (36214474).

40315190 is a wasteful number, since it uses less digits than its factorization.

40315190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 40315190 is about 6349.4243833595. The cubic root of 40315190 is about 342.8911190701.

Adding to 40315190 its reverse (9151304), we get a palindrome (49466494).

The spelling of 40315190 in words is "forty million, three hundred fifteen thousand, one hundred ninety".