3291280036 has 96 divisors (see below), whose sum is σ = 7007793408. Its totient is φ = 1334108160.

The previous prime is 3291280033. The next prime is 3291280039. The reversal of 3291280036 is 6300821923.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3291280033) and next prime (3291280039).

It is a super-2 number, since 2×3291280036² = 21665048550744322592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 3291279983 and 3291280010.

It is not an unprimeable number, because it can be changed into a prime (3291280033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1943206 + ... + 1944898.

It is an arithmetic number, because the mean of its divisors is an integer number (72997848).

Almost surely, 2^3291280036 is an apocalyptic number.

It is an amenable number.

3291280036 is an abundant number, since it is smaller than the sum of its proper divisors (3716513372).

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

3291280036 is a wasteful number, since it uses less digits than its factorization.

3291280036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861 (or 1859 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 3291280036 is about 57369.6787161999. The cubic root of 3291280036 is about 1487.4930496674.

The spelling of 3291280036 in words is "three billion, two hundred ninety-one million, two hundred eighty thousand, thirty-six".