424121499 has 6 divisors (see below), whose sum is σ = 612619956. Its totient is φ = 282747660.

The previous prime is 424121443. The next prime is 424121521. The reversal of 424121499 is 994121424.

424121499 is a `hidden beast` number, since 42 + 4 + 121 + 499 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-424121499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424141499) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23562297 + ... + 23562314.

It is an arithmetic number, because the mean of its divisors is an integer number (102103326).

Almost surely, 2^424121499 is an apocalyptic number.

424121499 is a deficient number, since it is larger than the sum of its proper divisors (188498457).

424121499 is a wasteful number, since it uses less digits than its factorization.

424121499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47124617 (or 47124614 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 424121499 is about 20594.2103271769. The cubic root of 424121499 is about 751.3289026330.

The spelling of 424121499 in words is "four hundred twenty-four million, one hundred twenty-one thousand, four hundred ninety-nine".