655020494 has 8 divisors (see below), whose sum is σ = 982654608. Its totient is φ = 327468960.

The previous prime is 655020491. The next prime is 655020517. The reversal of 655020494 is 494020556.

It is a happy number.

655020494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655020491) 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, 6134 + ... + 36710.

It is an arithmetic number, because the mean of its divisors is an integer number (122831826).

Almost surely, 2^655020494 is an apocalyptic number.

655020494 is a deficient number, since it is larger than the sum of its proper divisors (327634114).

655020494 is a wasteful number, since it uses less digits than its factorization.

655020494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41290.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 655020494 is about 25593.3681644288. The cubic root of 655020494 is about 868.4636177385.

The spelling of 655020494 in words is "six hundred fifty-five million, twenty thousand, four hundred ninety-four".