2472929 has 2 divisors, whose sum is σ = 2472930. Its totient is φ = 2472928.

The previous prime is 2472919. The next prime is 2472931. The reversal of 2472929 is 9292742.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1795600 + 677329 = 1340^2 + 823^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2472929 is a prime.

It is a super-2 number, since 2×2472929² = 12230755678082, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 2472931, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2472919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1236464 + 1236465.

It is an arithmetic number, because the mean of its divisors is an integer number (1236465).

2^2472929 is an apocalyptic number.

It is an amenable number.

2472929 is a deficient number, since it is larger than the sum of its proper divisors (1).

2472929 is an equidigital number, since it uses as much as digits as its factorization.

2472929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 2472929 is about 1572.5549274986. The cubic root of 2472929 is about 135.2292219144.

The spelling of 2472929 in words is "two million, four hundred seventy-two thousand, nine hundred twenty-nine".