40469319 has 24 divisors (see below), whose sum is σ = 64011792. Its totient is φ = 24433920.

The previous prime is 40469309. The next prime is 40469329. The reversal of 40469319 is 91396404.

It is an interprime number because it is at equal distance from previous prime (40469309) and next prime (40469329).

It is not a de Polignac number, because 40469319 - 2⁹ = 40468807 is a prime.

It is a super-2 number, since 2×40469319² = 3275531560647522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40469309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32757 + ... + 33969.

It is an arithmetic number, because the mean of its divisors is an integer number (2667158).

Almost surely, 2^40469319 is an apocalyptic number.

40469319 is a deficient number, since it is larger than the sum of its proper divisors (23542473).

40469319 is a wasteful number, since it uses less digits than its factorization.

40469319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567 (or 1564 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 40469319 is about 6361.5500469618. The cubic root of 40469319 is about 343.3275323954.

The spelling of 40469319 in words is "forty million, four hundred sixty-nine thousand, three hundred nineteen".