213727496 has 8 divisors (see below), whose sum is σ = 400739070. Its totient is φ = 106863744.

The previous prime is 213727463. The next prime is 213727511. The reversal of 213727496 is 694727312.

It can be written as a sum of positive squares in only one way, i.e., 204204100 + 9523396 = 14290^2 + 3086^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13357961 + ... + 13357976.

Almost surely, 2^213727496 is an apocalyptic number.

It is an amenable number.

213727496 is a deficient number, since it is larger than the sum of its proper divisors (187011574).

213727496 is a wasteful number, since it uses less digits than its factorization.

213727496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26715943 (or 26715939 counting only the distinct ones).

The product of its digits is 127008, while the sum is 41.

The square root of 213727496 is about 14619.4218763944. The cubic root of 213727496 is about 597.8884069722. Note that the first 3 decimals are identical.

The spelling of 213727496 in words is "two hundred thirteen million, seven hundred twenty-seven thousand, four hundred ninety-six".