266632450 has 24 divisors (see below), whose sum is σ = 566785152. Its totient is φ = 91416720.

The previous prime is 266632439. The next prime is 266632451. The reversal of 266632450 is 54236662.

It is not an unprimeable number, because it can be changed into a prime (266632451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 380554 + ... + 381253.

It is an arithmetic number, because the mean of its divisors is an integer number (23616048).

Almost surely, 2^266632450 is an apocalyptic number.

266632450 is an abundant number, since it is smaller than the sum of its proper divisors (300152702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266632450 is a wasteful number, since it uses less digits than its factorization.

266632450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761826 (or 761821 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 266632450 is about 16328.8839177698. The cubic root of 266632450 is about 643.6320587025.

The spelling of 266632450 in words is "two hundred sixty-six million, six hundred thirty-two thousand, four hundred fifty".