1641417072 has 40 divisors (see below), whose sum is σ = 4253913744. Its totient is φ = 545385984.

The previous prime is 1641417061. The next prime is 1641417091. The reversal of 1641417072 is 2707141461.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39603 + ... + 69650.

Almost surely, 2^1641417072 is an apocalyptic number.

1641417072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1641417072 is an abundant number, since it is smaller than the sum of its proper divisors (2612496672).

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

1641417072 is a wasteful number, since it uses less digits than its factorization.

1641417072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109577 (or 109571 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 1641417072 is about 40514.4057342570. The cubic root of 1641417072 is about 1179.6132678850.

The spelling of 1641417072 in words is "one billion, six hundred forty-one million, four hundred seventeen thousand, seventy-two".