2622554 has 12 divisors (see below), whose sum is σ = 4324362. Its totient is φ = 1191960.

The previous prime is 2622533. The next prime is 2622559. The reversal of 2622554 is 4552262.

It can be written as a sum of positive squares in only one way, i.e., 2474329 + 148225 = 1573^2 + 385^2 .

It is a d-powerful number, because it can be written as 2¹⁰ + 6² + 2¹⁹ + 2²¹ + 5² + 5² + 4 .

It is not an unprimeable number, because it can be changed into a prime (2622559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5177 + ... + 5660.

2^2622554 is an apocalyptic number.

2622554 is a deficient number, since it is larger than the sum of its proper divisors (1701808).

2622554 is a wasteful number, since it uses less digits than its factorization.

2622554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10861 (or 10850 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 2622554 is about 1619.4301466874. The cubic root of 2622554 is about 137.9033489735.

The spelling of 2622554 in words is "two million, six hundred twenty-two thousand, five hundred fifty-four".