2602889421 has 8 divisors (see below), whose sum is σ = 3786021024. Its totient is φ = 1577508720.

The previous prime is 2602889417. The next prime is 2602889423. The reversal of 2602889421 is 1249882062.

2602889421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2602889421 - 2² = 2602889417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2602889423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39437686 + ... + 39437751.

It is an arithmetic number, because the mean of its divisors is an integer number (473252628).

Almost surely, 2^2602889421 is an apocalyptic number.

It is an amenable number.

2602889421 is a deficient number, since it is larger than the sum of its proper divisors (1183131603).

2602889421 is a wasteful number, since it uses less digits than its factorization.

2602889421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78875451.

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 2602889421 is about 51018.5203725079. The cubic root of 2602889421 is about 1375.5780570690.

The spelling of 2602889421 in words is "two billion, six hundred two million, eight hundred eighty-nine thousand, four hundred twenty-one".