424998 has 24 divisors (see below), whose sum is σ = 1052688. Its totient is φ = 121392.

The previous prime is 424997. The next prime is 425003. The reversal of 424998 is 899424.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 424998.

It is not an unprimeable number, because it can be changed into a prime (424997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1561 + ... + 1812.

It is an arithmetic number, because the mean of its divisors is an integer number (43862).

2⁴²⁴⁹⁹⁸ is an apocalyptic number.

424998 is an abundant number, since it is smaller than the sum of its proper divisors (627690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424998 is a wasteful number, since it uses less digits than its factorization.

424998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388 (or 3385 counting only the distinct ones).

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

The square root of 424998 is about 651.9187065885. The cubic root of 424998 is about 75.1846118732.

The spelling of 424998 in words is "four hundred twenty-four thousand, nine hundred ninety-eight".