490426121 has 8 divisors (see below), whose sum is σ = 495406080. Its totient is φ = 485463888.

The previous prime is 490426099. The next prime is 490426129. The reversal of 490426121 is 121624094.

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 490426121 - 2¹⁸ = 490163977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490426129) 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, 55175 + ... + 63443.

It is an arithmetic number, because the mean of its divisors is an integer number (61925760).

Almost surely, 2^490426121 is an apocalyptic number.

It is an amenable number.

490426121 is a deficient number, since it is larger than the sum of its proper divisors (4979959).

490426121 is a wasteful number, since it uses less digits than its factorization.

490426121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8863.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 490426121 is about 22145.5666217869. The cubic root of 490426121 is about 788.6019824165.

The spelling of 490426121 in words is "four hundred ninety million, four hundred twenty-six thousand, one hundred twenty-one".