3521798061 has 8 divisors (see below), whose sum is σ = 4696152480. Its totient is φ = 2347654512.

The previous prime is 3521798053. The next prime is 3521798069. The reversal of 3521798061 is 1608971253.

It is an interprime number because it is at equal distance from previous prime (3521798053) and next prime (3521798069).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3521798061 - 2³ = 3521798053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521798069) 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, 8431 + ... + 84348.

It is an arithmetic number, because the mean of its divisors is an integer number (587019060).

Almost surely, 2^3521798061 is an apocalyptic number.

It is an amenable number.

3521798061 is a deficient number, since it is larger than the sum of its proper divisors (1174354419).

3521798061 is a wasteful number, since it uses less digits than its factorization.

3521798061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105435.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 3521798061 is about 59344.7391181392. The cubic root of 3521798061 is about 1521.4399531126.

The spelling of 3521798061 in words is "three billion, five hundred twenty-one million, seven hundred ninety-eight thousand, sixty-one".