2671557 has 8 divisors (see below), whose sum is σ = 4070976. Its totient is φ = 1526592.

The previous prime is 2671541. The next prime is 2671561. The reversal of 2671557 is 7551762.

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

It is not a de Polignac number, because 2671557 - 2⁴ = 2671541 is a prime.

It is an Ulam number.

2671557 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2671507) 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, 63588 + ... + 63629.

It is an arithmetic number, because the mean of its divisors is an integer number (508872).

2^2671557 is an apocalyptic number.

It is an amenable number.

2671557 is a deficient number, since it is larger than the sum of its proper divisors (1399419).

2671557 is a wasteful number, since it uses less digits than its factorization.

2671557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127227.

The product of its digits is 14700, while the sum is 33.

The square root of 2671557 is about 1634.4898286621. The cubic root of 2671557 is about 138.7569722980.

The spelling of 2671557 in words is "two million, six hundred seventy-one thousand, five hundred fifty-seven".