99263493 has 24 divisors (see below), whose sum is σ = 173504448. Its totient is φ = 53384832.

The previous prime is 99263449. The next prime is 99263497. The reversal of 99263493 is 39436299.

99263493 is a `hidden beast` number, since 9 + 9 + 2 + 634 + 9 + 3 = 666.

It is not a de Polignac number, because 99263493 - 2¹⁰ = 99262469 is a prime.

It is a super-2 number, since 2×99263493² = 19706482085122098, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99263497) 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, 45271 + ... + 47412.

It is an arithmetic number, because the mean of its divisors is an integer number (7229352).

Almost surely, 2^99263493 is an apocalyptic number.

It is an amenable number.

99263493 is a deficient number, since it is larger than the sum of its proper divisors (74240955).

99263493 is a wasteful number, since it uses less digits than its factorization.

99263493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92713 (or 92710 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 99263493 is about 9963.1065938291. The cubic root of 99263493 is about 463.0165534186.

The spelling of 99263493 in words is "ninety-nine million, two hundred sixty-three thousand, four hundred ninety-three".