2378569 has 2 divisors, whose sum is σ = 2378570. Its totient is φ = 2378568.

The previous prime is 2378549. The next prime is 2378617. The reversal of 2378569 is 9658732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2064969 + 313600 = 1437^2 + 560^2 .

It is a cyclic number.

It is not a de Polignac number, because 2378569 - 2¹³ = 2370377 is a prime.

It is a super-2 number, since 2×2378569² = 11315180975522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2378539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1189284 + 1189285.

It is an arithmetic number, because the mean of its divisors is an integer number (1189285).

2^2378569 is an apocalyptic number.

It is an amenable number.

2378569 is a deficient number, since it is larger than the sum of its proper divisors (1).

2378569 is an equidigital number, since it uses as much as digits as its factorization.

2378569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 2378569 is about 1542.2610025544. The cubic root of 2378569 is about 133.4868807450.

The spelling of 2378569 in words is "two million, three hundred seventy-eight thousand, five hundred sixty-nine".