263677425 has 96 divisors (see below), whose sum is σ = 501396480. Its totient is φ = 121094400.

The previous prime is 263677423. The next prime is 263677433. The reversal of 263677425 is 524776362.

It is not a de Polignac number, because 263677425 - 2¹ = 263677423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (263677423) 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 95 ways as a sum of consecutive naturals, for example, 2464222 + ... + 2464328.

It is an arithmetic number, because the mean of its divisors is an integer number (5222880).

Almost surely, 2^263677425 is an apocalyptic number.

263677425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

263677425 is a deficient number, since it is larger than the sum of its proper divisors (237719055).

263677425 is a wasteful number, since it uses less digits than its factorization.

263677425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 258 counting only the distinct ones).

The product of its digits is 423360, while the sum is 42.

The square root of 263677425 is about 16238.1472157386. The cubic root of 263677425 is about 641.2454791089.

The spelling of 263677425 in words is "two hundred sixty-three million, six hundred seventy-seven thousand, four hundred twenty-five".