2621020214 has 8 divisors (see below), whose sum is σ = 3933981648. Its totient is φ = 1309693000.

The previous prime is 2621020163. The next prime is 2621020217. The reversal of 2621020214 is 4120201262.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2621020217) 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, 404537 + ... + 410964.

It is an arithmetic number, because the mean of its divisors is an integer number (491747706).

Almost surely, 2^2621020214 is an apocalyptic number.

2621020214 is a deficient number, since it is larger than the sum of its proper divisors (1312961434).

2621020214 is a wasteful number, since it uses less digits than its factorization.

2621020214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817110.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2621020214 is about 51195.9003632127. The cubic root of 2621020214 is about 1378.7645973072.

Adding to 2621020214 its reverse (4120201262), we get a palindrome (6741221476).

The spelling of 2621020214 in words is "two billion, six hundred twenty-one million, twenty thousand, two hundred fourteen".