266062442 has 4 divisors (see below), whose sum is σ = 399093666. Its totient is φ = 133031220.

The previous prime is 266062421. The next prime is 266062451. The reversal of 266062442 is 244260662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 265983481 + 78961 = 16309^2 + 281^2 .

It is a junction number, because it is equal to n+sod(n) for n = 266062399 and 266062408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66515609 + ... + 66515612.

Almost surely, 2^266062442 is an apocalyptic number.

266062442 is a deficient number, since it is larger than the sum of its proper divisors (133031224).

266062442 is a wasteful number, since it uses less digits than its factorization.

266062442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133031223.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 266062442 is about 16311.4206003033. The cubic root of 266062442 is about 643.1730783478.

The spelling of 266062442 in words is "two hundred sixty-six million, sixty-two thousand, four hundred forty-two".