4998405 has 8 divisors (see below), whose sum is σ = 7997472. Its totient is φ = 2665808.

The previous prime is 4998373. The next prime is 4998407. The reversal of 4998405 is 5048994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4998405 - 2⁵ = 4998373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4998407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166599 + ... + 166628.

It is an arithmetic number, because the mean of its divisors is an integer number (999684).

Almost surely, 2^4998405 is an apocalyptic number.

It is an amenable number.

4998405 is a deficient number, since it is larger than the sum of its proper divisors (2999067).

4998405 is a wasteful number, since it uses less digits than its factorization.

4998405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333235.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 4998405 is about 2235.7112962098. The cubic root of 4998405 is about 170.9794099897.

The spelling of 4998405 in words is "four million, nine hundred ninety-eight thousand, four hundred five".