2434721 has 2 divisors, whose sum is σ = 2434722. Its totient is φ = 2434720.

The previous prime is 2434699. The next prime is 2434727. The reversal of 2434721 is 1274342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1960000 + 474721 = 1400^2 + 689^2 .

It is a cyclic number.

It is not a de Polignac number, because 2434721 - 2⁶ = 2434657 is a prime.

It is not a weakly prime, because it can be changed into another prime (2434727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1217360 + 1217361.

It is an arithmetic number, because the mean of its divisors is an integer number (1217361).

2^2434721 is an apocalyptic number.

It is an amenable number.

2434721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2434721 is an equidigital number, since it uses as much as digits as its factorization.

2434721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 23.

The square root of 2434721 is about 1560.3592535054. The cubic root of 2434721 is about 134.5291507321.

The spelling of 2434721 in words is "two million, four hundred thirty-four thousand, seven hundred twenty-one".