2394649 has 2 divisors, whose sum is σ = 2394650. Its totient is φ = 2394648.

The previous prime is 2394643. The next prime is 2394659. The reversal of 2394649 is 9464932.

2394649 = T₁₂₆₂ + T₁₂₆₃ + T₁₂₆₄.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2175625 + 219024 = 1475^2 + 468^2 .

It is a cyclic number.

It is not a de Polignac number, because 2394649 - 2³ = 2394641 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁷ + 3¹³ + 9⁴ + 4² + 6² + 4⁹ + 9⁶ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2394641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1197324 + 1197325.

It is an arithmetic number, because the mean of its divisors is an integer number (1197325).

2^2394649 is an apocalyptic number.

2394649 is the 1264-th centered triangular number.

It is an amenable number.

2394649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2394649 is an equidigital number, since it uses as much as digits as its factorization.

2394649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 37.

The square root of 2394649 is about 1547.4653469464. The cubic root of 2394649 is about 133.7870122042.

It can be divided in two parts, 239 and 4649, that multiplied together give a palindrome (1111111).

The spelling of 2394649 in words is "two million, three hundred ninety-four thousand, six hundred forty-nine".