40469263 has 6 divisors (see below), whose sum is σ = 41250104. Its totient is φ = 39702936.

The previous prime is 40469249. The next prime is 40469281. The reversal of 40469263 is 36296404.

It is not a de Polignac number, because 40469263 - 2¹⁷ = 40338191 is a prime.

It is a super-2 number, since 2×40469263² = 3275522495526338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40463263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4395 + ... + 10012.

Almost surely, 2^40469263 is an apocalyptic number.

40469263 is a deficient number, since it is larger than the sum of its proper divisors (780841).

40469263 is an equidigital number, since it uses as much as digits as its factorization.

40469263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14513 (or 14460 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 40469263 is about 6361.5456455173. The cubic root of 40469263 is about 343.3273740338.

The spelling of 40469263 in words is "forty million, four hundred sixty-nine thousand, two hundred sixty-three".