263764125 has 24 divisors (see below), whose sum is σ = 475480824. Its totient is φ = 140673600.

The previous prime is 263764117. The next prime is 263764133. The reversal of 263764125 is 521467362.

263764125 is a `hidden beast` number, since 2 + 6 + 3 + 7 + 641 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (263764117) and next prime (263764133).

It can be written as a sum of positive squares in 4 ways, for example, as 35784324 + 227979801 = 5982^2 + 15099^2 .

It is not a de Polignac number, because 263764125 - 2³ = 263764117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 263764125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116104 + ... + 118353.

It is an arithmetic number, because the mean of its divisors is an integer number (19811701).

Almost surely, 2^263764125 is an apocalyptic number.

263764125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

263764125 is a deficient number, since it is larger than the sum of its proper divisors (211716699).

263764125 is a wasteful number, since it uses less digits than its factorization.

263764125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234478 (or 234465 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 263764125 is about 16240.8166358715. The cubic root of 263764125 is about 641.3157542322.

The spelling of 263764125 in words is "two hundred sixty-three million, seven hundred sixty-four thousand, one hundred twenty-five".