654662494 has 8 divisors (see below), whose sum is σ = 996650568. Its totient is φ = 322445640.

The previous prime is 654662479. The next prime is 654662509. The reversal of 654662494 is 494266456.

It is an interprime number because it is at equal distance from previous prime (654662479) and next prime (654662509).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2442637 + ... + 2442904.

It is an arithmetic number, because the mean of its divisors is an integer number (124581321).

Almost surely, 2^654662494 is an apocalyptic number.

654662494 is a deficient number, since it is larger than the sum of its proper divisors (341988074).

654662494 is a wasteful number, since it uses less digits than its factorization.

654662494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4885610.

The product of its digits is 1244160, while the sum is 46.

The square root of 654662494 is about 25586.3732091909. The cubic root of 654662494 is about 868.3053699495.

The spelling of 654662494 in words is "six hundred fifty-four million, six hundred sixty-two thousand, four hundred ninety-four".