424948637 has 2 divisors, whose sum is σ = 424948638. Its totient is φ = 424948636.

The previous prime is 424948633. The next prime is 424948669. The reversal of 424948637 is 736849424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348718276 + 76230361 = 18674^2 + 8731^2 .

It is a cyclic number.

It is not a de Polignac number, because 424948637 - 2² = 424948633 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 424948591 and 424948600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424948633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212474318 + 212474319.

It is an arithmetic number, because the mean of its divisors is an integer number (212474319).

Almost surely, 2^424948637 is an apocalyptic number.

It is an amenable number.

424948637 is a deficient number, since it is larger than the sum of its proper divisors (1).

424948637 is an equidigital number, since it uses as much as digits as its factorization.

424948637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 47.

The square root of 424948637 is about 20614.2823547171. The cubic root of 424948637 is about 751.8170089350.

The spelling of 424948637 in words is "four hundred twenty-four million, nine hundred forty-eight thousand, six hundred thirty-seven".