654381442 has 32 divisors (see below), whose sum is σ = 1221018624. Its totient is φ = 258412800.

The previous prime is 654381389. The next prime is 654381461. The reversal of 654381442 is 244183456.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62434 + ... + 72157.

It is an arithmetic number, because the mean of its divisors is an integer number (38156832).

Almost surely, 2^654381442 is an apocalyptic number.

654381442 is a deficient number, since it is larger than the sum of its proper divisors (566637182).

654381442 is a wasteful number, since it uses less digits than its factorization.

654381442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134634.

The product of its digits is 92160, while the sum is 37.

The square root of 654381442 is about 25580.8803992357. The cubic root of 654381442 is about 868.1810952817.

The spelling of 654381442 in words is "six hundred fifty-four million, three hundred eighty-one thousand, four hundred forty-two".