654338402 has 8 divisors (see below), whose sum is σ = 984664512. Its totient is φ = 326116900.

The previous prime is 654338387. The next prime is 654338407. The reversal of 654338402 is 204833456.

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

It is not an unprimeable number, because it can be changed into a prime (654338407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525374 + ... + 526617.

It is an arithmetic number, because the mean of its divisors is an integer number (123083064).

Almost surely, 2^654338402 is an apocalyptic number.

654338402 is a deficient number, since it is larger than the sum of its proper divisors (330326110).

654338402 is a wasteful number, since it uses less digits than its factorization.

654338402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052304.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 654338402 is about 25580.0391321045. The cubic root of 654338402 is about 868.1620608515.

The spelling of 654338402 in words is "six hundred fifty-four million, three hundred thirty-eight thousand, four hundred two".