655430494 has 8 divisors (see below), whose sum is σ = 1025891280. Its totient is φ = 313466736.

The previous prime is 655430491. The next prime is 655430497. The reversal of 655430494 is 494034556.

It is an interprime number because it is at equal distance from previous prime (655430491) and next prime (655430497).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655430491) 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, 7124199 + ... + 7124290.

It is an arithmetic number, because the mean of its divisors is an integer number (128236410).

Almost surely, 2^655430494 is an apocalyptic number.

655430494 is a deficient number, since it is larger than the sum of its proper divisors (370460786).

655430494 is a wasteful number, since it uses less digits than its factorization.

655430494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14248514.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 655430494 is about 25601.3767989145. The cubic root of 655430494 is about 868.6447804248.

The spelling of 655430494 in words is "six hundred fifty-five million, four hundred thirty thousand, four hundred ninety-four".