2472919 has 2 divisors, whose sum is σ = 2472920. Its totient is φ = 2472918.

The previous prime is 2472893. The next prime is 2472929. The reversal of 2472919 is 9192742.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2472919 - 2⁷ = 2472791 is a prime.

It is a super-2 number, since 2×2472919² = 12230656761122, which contains 22 as substring.

2472919 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2472929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1236459 + 1236460.

It is an arithmetic number, because the mean of its divisors is an integer number (1236460).

2^2472919 is an apocalyptic number.

2472919 is a deficient number, since it is larger than the sum of its proper divisors (1).

2472919 is an equidigital number, since it uses as much as digits as its factorization.

2472919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 34.

The square root of 2472919 is about 1572.5517479562. The cubic root of 2472919 is about 135.2290396347.

The spelling of 2472919 in words is "two million, four hundred seventy-two thousand, nine hundred nineteen".