2641554 has 24 divisors (see below), whose sum is σ = 5784012. Its totient is φ = 871200.

The previous prime is 2641553. The next prime is 2641559. The reversal of 2641554 is 4551462.

It can be written as a sum of positive squares in 2 ways, for example, as 1782225 + 859329 = 1335^2 + 927^2 .

It is not an unprimeable number, because it can be changed into a prime (2641553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1092 + ... + 2544.

2^2641554 is an apocalyptic number.

2641554 is an abundant number, since it is smaller than the sum of its proper divisors (3142458).

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

2641554 is a wasteful number, since it uses less digits than its factorization.

2641554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562 (or 1559 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2641554 is about 1625.2858210173. The cubic root of 2641554 is about 138.2355774571.

The spelling of 2641554 in words is "two million, six hundred forty-one thousand, five hundred fifty-four".