424891459 has 2 divisors, whose sum is σ = 424891460. Its totient is φ = 424891458.

The previous prime is 424891451. The next prime is 424891541. The reversal of 424891459 is 954198424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424891459 - 2³ = 424891451 is a prime.

It is a super-2 number, since 2×424891459² = 361065503862297362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (424891451) 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, 212445729 + 212445730.

It is an arithmetic number, because the mean of its divisors is an integer number (212445730).

Almost surely, 2^424891459 is an apocalyptic number.

424891459 is a deficient number, since it is larger than the sum of its proper divisors (1).

424891459 is an equidigital number, since it uses as much as digits as its factorization.

424891459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 46.

The square root of 424891459 is about 20612.8954540598. The cubic root of 424891459 is about 751.7832877451.

The spelling of 424891459 in words is "four hundred twenty-four million, eight hundred ninety-one thousand, four hundred fifty-nine".