263432087 has 8 divisors (see below), whose sum is σ = 275053056. Its totient is φ = 251825112.

The previous prime is 263432083. The next prime is 263432177. The reversal of 263432087 is 780234362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 263432087 - 2² = 263432083 is a prime.

It is a super-2 number, since 2×263432087² = 138792928922351138, 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 (263432083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58718 + ... + 63044.

It is an arithmetic number, because the mean of its divisors is an integer number (34381632).

Almost surely, 2^263432087 is an apocalyptic number.

263432087 is a deficient number, since it is larger than the sum of its proper divisors (11620969).

263432087 is a wasteful number, since it uses less digits than its factorization.

263432087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6997.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 263432087 is about 16230.5910859710. The cubic root of 263432087 is about 641.0465356437.

The spelling of 263432087 in words is "two hundred sixty-three million, four hundred thirty-two thousand, eighty-seven".