21674002 has 8 divisors (see below), whose sum is σ = 37155456. Its totient is φ = 9288852.

The previous prime is 21673999. The next prime is 21674011. The reversal of 21674002 is 20047612.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774058 + ... + 774085.

It is an arithmetic number, because the mean of its divisors is an integer number (4644432).

Almost surely, 2^21674002 is an apocalyptic number.

21674002 is a deficient number, since it is larger than the sum of its proper divisors (15481454).

21674002 is a wasteful number, since it uses less digits than its factorization.

21674002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548152.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 21674002 is about 4655.5345557734. The cubic root of 21674002 is about 278.8130108850.

The spelling of 21674002 in words is "twenty-one million, six hundred seventy-four thousand, two".