490086629 has 4 divisors (see below), whose sum is σ = 490913676. Its totient is φ = 489259584.

The previous prime is 490086613. The next prime is 490086671. The reversal of 490086629 is 926680094.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 105534529 + 384552100 = 10273^2 + 19610^2 .

It is a cyclic number.

It is not a de Polignac number, because 490086629 - 2⁴ = 490086613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 490086629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490086029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412634 + ... + 413819.

It is an arithmetic number, because the mean of its divisors is an integer number (122728419).

Almost surely, 2^490086629 is an apocalyptic number.

It is an amenable number.

490086629 is a deficient number, since it is larger than the sum of its proper divisors (827047).

490086629 is an equidigital number, since it uses as much as digits as its factorization.

490086629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827046.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 490086629 is about 22137.9002843540. The cubic root of 490086629 is about 788.4199734432.

The spelling of 490086629 in words is "four hundred ninety million, eighty-six thousand, six hundred twenty-nine".