3436491872 has 48 divisors (see below), whose sum is σ = 7453800144. Its totient is φ = 1546560000.

The previous prime is 3436491871. The next prime is 3436491917. The reversal of 3436491872 is 2781946343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3436491871) 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, 12779 + ... + 83882.

It is an arithmetic number, because the mean of its divisors is an integer number (155287503).

Almost surely, 2^3436491872 is an apocalyptic number.

3436491872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3436491872 is an abundant number, since it is smaller than the sum of its proper divisors (4017308272).

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

3436491872 is a wasteful number, since it uses less digits than its factorization.

3436491872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96783 (or 96775 counting only the distinct ones).

The product of its digits is 870912, while the sum is 47.

The square root of 3436491872 is about 58621.5990228858. The cubic root of 3436491872 is about 1509.0551333394.

The spelling of 3436491872 in words is "three billion, four hundred thirty-six million, four hundred ninety-one thousand, eight hundred seventy-two".