2621004142 has 8 divisors (see below), whose sum is σ = 3946014432. Its totient is φ = 1305666000.

The previous prime is 2621004131. The next prime is 2621004179. The reversal of 2621004142 is 2414001262.

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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2417359 + ... + 2418442.

It is an arithmetic number, because the mean of its divisors is an integer number (493251804).

Almost surely, 2^2621004142 is an apocalyptic number.

2621004142 is a deficient number, since it is larger than the sum of its proper divisors (1325010290).

2621004142 is a wasteful number, since it uses less digits than its factorization.

2621004142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4836074.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2621004142 is about 51195.7433972786. The cubic root of 2621004142 is about 1378.7617791234.

The spelling of 2621004142 in words is "two billion, six hundred twenty-one million, four thousand, one hundred forty-two".