654242946 has 32 divisors (see below), whose sum is σ = 1497643008. Its totient is φ = 186647760.

The previous prime is 654242933. The next prime is 654242957. The reversal of 654242946 is 649242456.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 654242898 and 654242907.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17751 + ... + 40293.

It is an arithmetic number, because the mean of its divisors is an integer number (46801344).

Almost surely, 2^654242946 is an apocalyptic number.

654242946 is an abundant number, since it is smaller than the sum of its proper divisors (843400062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

654242946 is a wasteful number, since it uses less digits than its factorization.

654242946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23246.

The product of its digits is 414720, while the sum is 42.

The square root of 654242946 is about 25578.1732342245. The cubic root of 654242946 is about 868.1198424787.

The spelling of 654242946 in words is "six hundred fifty-four million, two hundred forty-two thousand, nine hundred forty-six".