654059642 has 8 divisors (see below), whose sum is σ = 981239616. Its totient is φ = 326979772.

The previous prime is 654059639. The next prime is 654059677. The reversal of 654059642 is 246950456.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 654059642.

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, 5708 + ... + 36615.

It is an arithmetic number, because the mean of its divisors is an integer number (122654952).

Almost surely, 2^654059642 is an apocalyptic number.

654059642 is a deficient number, since it is larger than the sum of its proper divisors (327179974).

654059642 is a wasteful number, since it uses less digits than its factorization.

654059642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50052.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 654059642 is about 25574.5897718810. The cubic root of 654059642 is about 868.0387590910.

The spelling of 654059642 in words is "six hundred fifty-four million, fifty-nine thousand, six hundred forty-two".