3467891640 has 32 divisors (see below), whose sum is σ = 10403675280. Its totient is φ = 924771072.

The previous prime is 3467891639. The next prime is 3467891683. The reversal of 3467891640 is 461987643.

It is a self number, because there is not a number n which added to its sum of digits gives 3467891640.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14449429 + ... + 14449668.

Almost surely, 2^3467891640 is an apocalyptic number.

3467891640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3467891640 is an abundant number, since it is smaller than the sum of its proper divisors (6935783640).

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

3467891640 is a wasteful number, since it uses less digits than its factorization.

3467891640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28899111 (or 28899107 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 3467891640 is about 58888.8074255202. The cubic root of 3467891640 is about 1513.6373635808.

The spelling of 3467891640 in words is "three billion, four hundred sixty-seven million, eight hundred ninety-one thousand, six hundred forty".