2642154 has 16 divisors (see below), whose sum is σ = 5371680. Its totient is φ = 866160.

The previous prime is 2642149. The next prime is 2642173. The reversal of 2642154 is 4512462.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3244 + ... + 3975.

It is an arithmetic number, because the mean of its divisors is an integer number (335730).

2^2642154 is an apocalyptic number.

2642154 is an abundant number, since it is smaller than the sum of its proper divisors (2729526).

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

2642154 is a wasteful number, since it uses less digits than its factorization.

2642154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7285.

The product of its digits is 1920, while the sum is 24.

The square root of 2642154 is about 1625.4703934554. The cubic root of 2642154 is about 138.2460428962.

The spelling of 2642154 in words is "two million, six hundred forty-two thousand, one hundred fifty-four".