274899668 has 6 divisors (see below), whose sum is σ = 481074426. Its totient is φ = 137449832.

The previous prime is 274899643. The next prime is 274899683. The reversal of 274899668 is 866998472.

It can be written as a sum of positive squares in only one way, i.e., 273307024 + 1592644 = 16532^2 + 1262^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34362455 + ... + 34362462.

It is an arithmetic number, because the mean of its divisors is an integer number (80179071).

Almost surely, 2^274899668 is an apocalyptic number.

It is an amenable number.

274899668 is a deficient number, since it is larger than the sum of its proper divisors (206174758).

274899668 is a wasteful number, since it uses less digits than its factorization.

274899668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68724921 (or 68724919 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 59.

The square root of 274899668 is about 16580.0985521800. The cubic root of 274899668 is about 650.2166283870.

The spelling of 274899668 in words is "two hundred seventy-four million, eight hundred ninety-nine thousand, six hundred sixty-eight".