1654741434 has 16 divisors (see below), whose sum is σ = 3334747680. Its totient is φ = 547369680.

The previous prime is 1654741433. The next prime is 1654741471. The reversal of 1654741434 is 4341474561.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1654741392 and 1654741401.

It is not an unprimeable number, because it can be changed into a prime (1654741433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1051849 + ... + 1053420.

It is an arithmetic number, because the mean of its divisors is an integer number (208421730).

Almost surely, 2^1654741434 is an apocalyptic number.

1654741434 is an abundant number, since it is smaller than the sum of its proper divisors (1680006246).

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

1654741434 is a wasteful number, since it uses less digits than its factorization.

1654741434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105405.

The product of its digits is 161280, while the sum is 39.

The square root of 1654741434 is about 40678.5131734187. The cubic root of 1654741434 is about 1182.7965448105.

The spelling of 1654741434 in words is "one billion, six hundred fifty-four million, seven hundred forty-one thousand, four hundred thirty-four".