276421606 has 16 divisors (see below), whose sum is σ = 436088448. Its totient is φ = 131227200.

The previous prime is 276421603. The next prime is 276421609. The reversal of 276421606 is 606124672.

It is an interprime number because it is at equal distance from previous prime (276421603) and next prime (276421609).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276421601) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 38775 + ... + 45346.

It is an arithmetic number, because the mean of its divisors is an integer number (27255528).

Almost surely, 2^276421606 is an apocalyptic number.

276421606 is a deficient number, since it is larger than the sum of its proper divisors (159666842).

276421606 is a wasteful number, since it uses less digits than its factorization.

276421606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84207.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 276421606 is about 16625.9317332894. The cubic root of 276421606 is about 651.4143608350.

The spelling of 276421606 in words is "two hundred seventy-six million, four hundred twenty-one thousand, six hundred six".