21376082 has 32 divisors (see below), whose sum is σ = 40075392. Its totient is φ = 8325504.

The previous prime is 21376073. The next prime is 21376093. The reversal of 21376082 is 28067312.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11318 + ... + 13070.

It is an arithmetic number, because the mean of its divisors is an integer number (1252356).

Almost surely, 2^21376082 is an apocalyptic number.

21376082 is a deficient number, since it is larger than the sum of its proper divisors (18699310).

21376082 is a wasteful number, since it uses less digits than its factorization.

21376082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1842.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 21376082 is about 4623.4275164644. The cubic root of 21376082 is about 277.5296378268.

The spelling of 21376082 in words is "twenty-one million, three hundred seventy-six thousand, eighty-two".