3246309540 has 36 divisors (see below), whose sum is σ = 9847139484. Its totient is φ = 865682496.

The previous prime is 3246309481. The next prime is 3246309551. The reversal of 3246309540 is 459036423.

It can be written as a sum of positive squares in 2 ways, for example, as 970447104 + 2275862436 = 31152^2 + 47706^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3246309495 and 3246309504.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9017347 + ... + 9017706.

Almost surely, 2^3246309540 is an apocalyptic number.

3246309540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3246309540 is an abundant number, since it is smaller than the sum of its proper divisors (6600829944).

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

3246309540 is a wasteful number, since it uses less digits than its factorization.

3246309540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18035068 (or 18035063 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 3246309540 is about 56976.3945858283. The cubic root of 3246309540 is about 1480.6871565586.

The spelling of 3246309540 in words is "three billion, two hundred forty-six million, three hundred nine thousand, five hundred forty".