21412002 has 32 divisors (see below), whose sum is σ = 43776000. Its totient is φ = 6980688.

The previous prime is 21411983. The next prime is 21412021. The reversal of 21412002 is 20021412.

It is an interprime number because it is at equal distance from previous prime (21411983) and next prime (21412021).

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 in 15 ways as a sum of consecutive naturals, for example, 94213 + ... + 94439.

It is an arithmetic number, because the mean of its divisors is an integer number (1368000).

Almost surely, 2^21412002 is an apocalyptic number.

21412002 is an abundant number, since it is smaller than the sum of its proper divisors (22363998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21412002 is a wasteful number, since it uses less digits than its factorization.

21412002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 21412002 is about 4627.3104499266. The cubic root of 21412002 is about 277.6850028428.

Adding to 21412002 its reverse (20021412), we get a palindrome (41433414).

The spelling of 21412002 in words is "twenty-one million, four hundred twelve thousand, two".