21076034 has 8 divisors (see below), whose sum is σ = 36130368. Its totient is φ = 9032580.

The previous prime is 21076019. The next prime is 21076037. The reversal of 21076034 is 43067012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21076037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 752702 + ... + 752729.

It is an arithmetic number, because the mean of its divisors is an integer number (4516296).

Almost surely, 2^21076034 is an apocalyptic number.

21076034 is a deficient number, since it is larger than the sum of its proper divisors (15054334).

21076034 is a wasteful number, since it uses less digits than its factorization.

21076034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505440.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 21076034 is about 4590.8641887993. The cubic root of 21076034 is about 276.2249880783.

The spelling of 21076034 in words is "twenty-one million, seventy-six thousand, thirty-four".