2152554 has 32 divisors (see below), whose sum is σ = 4536000. Its totient is φ = 680064.

The previous prime is 2152517. The next prime is 2152559. The reversal of 2152554 is 4552512.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2152559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15417 + ... + 15555.

It is an arithmetic number, because the mean of its divisors is an integer number (141750).

2^2152554 is an apocalyptic number.

2152554 is an abundant number, since it is smaller than the sum of its proper divisors (2383446).

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

2152554 is a wasteful number, since it uses less digits than its factorization.

2152554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262.

The product of its digits is 2000, while the sum is 24.

The square root of 2152554 is about 1467.1584781475. The cubic root of 2152554 is about 129.1173740923.

The spelling of 2152554 in words is "two million, one hundred fifty-two thousand, five hundred fifty-four".