2455558 has 16 divisors (see below), whose sum is σ = 4308480. Its totient is φ = 1027656.

The previous prime is 2455553. The next prime is 2455561. The reversal of 2455558 is 8555542.

It is a super-3 number, since 3×2455558³ = 44419313724658803336, which contains 333 as substring.

It is a plaindrome in base 10 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2455553) 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, 1438 + ... + 2641.

It is an arithmetic number, because the mean of its divisors is an integer number (269280).

2^2455558 is an apocalyptic number.

2455558 is a deficient number, since it is larger than the sum of its proper divisors (1852922).

2455558 is a wasteful number, since it uses less digits than its factorization.

2455558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131.

The product of its digits is 40000, while the sum is 34.

The square root of 2455558 is about 1567.0220164375. The cubic root of 2455558 is about 134.9118400174.

The spelling of 2455558 in words is "two million, four hundred fifty-five thousand, five hundred fifty-eight".