2453779 has 2 divisors, whose sum is σ = 2453780. Its totient is φ = 2453778.

The previous prime is 2453771. The next prime is 2453783. The reversal of 2453779 is 9773542.

2453779 = 637² + 638² + ... + 642².

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2453779 - 2³ = 2453771 is a prime.

It is a d-powerful number, because it can be written as 2¹⁵ + 4 + 5⁵ + 3¹³ + 7 + 7⁷ + 9 .

It is not a weakly prime, because it can be changed into another prime (2453771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1226889 + 1226890.

It is an arithmetic number, because the mean of its divisors is an integer number (1226890).

2^2453779 is an apocalyptic number.

2453779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2453779 is an equidigital number, since it uses as much as digits as its factorization.

2453779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 37.

The square root of 2453779 is about 1566.4542763835. The cubic root of 2453779 is about 134.8792518851.

The spelling of 2453779 in words is "two million, four hundred fifty-three thousand, seven hundred seventy-nine".