499901055 has 8 divisors (see below), whose sum is σ = 799841712. Its totient is φ = 266613888.

The previous prime is 499901047. The next prime is 499901119. The reversal of 499901055 is 550109994.

It is a happy number.

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

It is not a de Polignac number, because 499901055 - 2³ = 499901047 is a prime.

It is a super-2 number, since 2×499901055² = 499802129580226050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 499900998 and 499901016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16663354 + ... + 16663383.

It is an arithmetic number, because the mean of its divisors is an integer number (99980214).

Almost surely, 2^499901055 is an apocalyptic number.

499901055 is a deficient number, since it is larger than the sum of its proper divisors (299940657).

499901055 is a wasteful number, since it uses less digits than its factorization.

499901055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33326745.

The product of its (nonzero) digits is 72900, while the sum is 42.

The square root of 499901055 is about 22358.4671880699. The cubic root of 499901055 is about 793.6481673978.

The spelling of 499901055 in words is "four hundred ninety-nine million, nine hundred one thousand, fifty-five".